{
  "product": "tw_trade_import_export_pack",
  "title": "Taiwan Trade Import/Export Buyer Pack",
  "mode": "free_preview",
  "commercial_status": "free_catalog",
  "payment_required": false,
  "payment_available": false,
  "not_for_purchase": true,
  "paid_unlock": null,
  "generated_at": "2026-08-23T20:52:39.830Z",
  "source_hash": "sha256:8888888888888888888888888888888888888888888888888888888888888888",
  "metadata": {
    "schema_version": "sourcestrand-agent-trust-metadata-v1",
    "product_id": "tw_trade_import_export_pack",
    "source_model": "taiwan_record_backed_buyer_pack_v1",
    "source_system": "source_strand_taiwan_official_data_catalog",
    "source_dataset": "tw_trade_import_export_pack",
    "last_updated_at": "2026-08-23T20:52:39.830Z",
    "generated_at": "2026-08-23T20:52:39.830Z",
    "retrieved_at": null,
    "valid_until": "2026-08-24T02:52:39.830Z",
    "source_hash": "sha256:8888888888888888888888888888888888888888888888888888888888888888",
    "output_hash": null,
    "source_mode": null,
    "snapshot_version": null,
    "update_cadence": "generated_per_request_with_per_stream_refresh_cadence",
    "cache_ttl_seconds": 21600,
    "stale_after_seconds": 16200,
    "safe_to_cache": true,
    "freshness": {
      "generated_at": "2026-08-23T20:52:39.830Z",
      "valid_until": "2026-08-24T02:52:39.830Z",
      "cache_ttl_seconds": 21600,
      "stale_after_seconds": 16200,
      "safe_to_cache": true,
      "cache_key_fields": [
        "product",
        "mode",
        "source_hash",
        "metadata.source_model",
        "metadata.last_updated_at"
      ],
      "stale_behavior": "If stale or expired, re-fetch the free preview before deciding whether to pay again.",
      "refresh_cadence": "generated_per_request_with_per_stream_refresh_cadence"
    },
    "provenance_fields": [
      "metadata.source_model",
      "metadata.last_updated_at",
      "source_hash",
      "data_lineage",
      "limitations"
    ],
    "data_lineage_count": 3,
    "limitation_count": 3,
    "trust_note": "This pack exposes registered official-source stream contracts, sample record shapes, English buyer fields, lineage, and limitations for buyer workflow routing."
  },
  "freshness_policy": {
    "generated_at": "2026-08-23T20:52:39.830Z",
    "valid_until": "2026-08-24T02:52:39.830Z",
    "cache_ttl_seconds": 21600,
    "stale_after_seconds": 16200,
    "safe_to_cache": true,
    "cache_key_fields": [
      "product",
      "mode",
      "source_hash",
      "metadata.source_model",
      "metadata.last_updated_at"
    ],
    "stale_behavior": "If stale or expired, re-fetch the free preview before deciding whether to pay again.",
    "refresh_cadence": "generated_per_request_with_per_stream_refresh_cadence"
  },
  "agent_cache": {
    "generated_at": "2026-08-23T20:52:39.830Z",
    "valid_until": "2026-08-24T02:52:39.830Z",
    "cache_ttl_seconds": 21600,
    "stale_after_seconds": 16200,
    "safe_to_cache": true,
    "cache_key_fields": [
      "product",
      "mode",
      "source_hash",
      "metadata.source_model",
      "metadata.last_updated_at"
    ],
    "stale_behavior": "If stale or expired, re-fetch the free preview before deciding whether to pay again.",
    "refresh_cadence": "generated_per_request_with_per_stream_refresh_cadence"
  },
  "buyer_question": "Which Taiwan importer/exporter, customs, and HS-country trade streams help a buyer or AI assistant identify cross-border supplier leads and product-category demand context?",
  "package_scope": {
    "tier": "free_preview",
    "preview_stream_count": 3,
    "paid_stream_count": 7,
    "returned_stream_count": 3,
    "price": null
  },
  "streams": [
    {
      "stream_id": "tw_import_export_registry",
      "group": "Company & supply chain",
      "title": "Importer and exporter registration records",
      "provider": "International Trade Administration, MOEA",
      "buyer_value": "Cross-border supplier discovery and importer/exporter profile enrichment.",
      "storage_policy": "Latest profile by record key",
      "refresh": "daily",
      "english_layer": "English buyer fields, source attribution, limitations, and source-language values are preserved by stream.",
      "record_preview": {
        "stream_id": "tw_import_export_registry",
        "record_basis": "registered_official_source_stream_contract",
        "record_type": "latest_profile_record",
        "key_fields": [
          "business_id_or_record_key",
          "entity_name"
        ],
        "example_english_payload_fields": [
          "business_id",
          "company_name_zh",
          "company_name_en",
          "import_eligibility",
          "export_eligibility"
        ],
        "example_record_shape": {
          "business_id": "{business_id}",
          "company_name_zh": "{company_name_zh}",
          "company_name_en": "{company_name_en}",
          "import_eligibility": "{import_eligibility}",
          "export_eligibility": "{export_eligibility}"
        },
        "source_record_note": "Record values keep official source-language values where needed; English field names and summaries are buyer-facing packaging, not certified translations."
      }
    },
    {
      "stream_id": "tw_customs_trade_monthly",
      "group": "Trade & macro",
      "title": "Monthly customs import and export trade statistics",
      "provider": "Customs Administration, Ministry of Finance",
      "buyer_value": "Taiwan import/export momentum for market exposure briefs.",
      "storage_policy": "Monthly aggregate",
      "refresh": "monthly",
      "english_layer": "English buyer fields, source attribution, limitations, and source-language values are preserved by stream.",
      "record_preview": {
        "stream_id": "tw_customs_trade_monthly",
        "record_basis": "registered_official_source_stream_contract",
        "record_type": "aggregate_record",
        "key_fields": [
          "period",
          "record_subject"
        ],
        "example_english_payload_fields": [
          "period",
          "country_or_region_zh",
          "hs_or_category",
          "trade_value"
        ],
        "example_record_shape": {
          "period": "{period}",
          "country_or_region_zh": "{country_or_region_zh}",
          "hs_or_category": "{hs_or_category}",
          "trade_value": "{trade_value}"
        },
        "source_record_note": "Record values keep official source-language values where needed; English field names and summaries are buyer-facing packaging, not certified translations."
      }
    },
    {
      "stream_id": "tw_trade_hs_country_monthly",
      "group": "Trade & macro",
      "title": "Import/export values by HS group and major country",
      "provider": "Department of Statistics, Ministry of Finance",
      "buyer_value": "Country and product-category exposure for supply-chain research.",
      "storage_policy": "Monthly aggregate",
      "refresh": "monthly",
      "english_layer": "English buyer fields, source attribution, limitations, and source-language values are preserved by stream.",
      "record_preview": {
        "stream_id": "tw_trade_hs_country_monthly",
        "record_basis": "registered_official_source_stream_contract",
        "record_type": "aggregate_record",
        "key_fields": [
          "period",
          "record_subject"
        ],
        "example_english_payload_fields": [
          "period",
          "country_or_region_zh",
          "hs_or_category",
          "trade_value"
        ],
        "example_record_shape": {
          "period": "{period}",
          "country_or_region_zh": "{country_or_region_zh}",
          "hs_or_category": "{hs_or_category}",
          "trade_value": "{trade_value}"
        },
        "source_record_note": "Record values keep official source-language values where needed; English field names and summaries are buyer-facing packaging, not certified translations."
      }
    }
  ],
  "sample_records": [
    {
      "stream_id": "tw_import_export_registry",
      "title": "Importer and exporter registration records",
      "provider": "International Trade Administration, MOEA",
      "record_type": "latest_profile_record",
      "top_fields": [
        "business_id",
        "business_id_or_record_key",
        "company_name_en",
        "company_name_zh",
        "entity_name",
        "export_eligibility",
        "import_eligibility"
      ],
      "example_record_shape": {
        "business_id": "{business_id}",
        "company_name_zh": "{company_name_zh}",
        "company_name_en": "{company_name_en}",
        "import_eligibility": "{import_eligibility}",
        "export_eligibility": "{export_eligibility}"
      },
      "fixture_safe_sample_rows": [
        {
          "business_id": "94075691",
          "company_name_en": "Aurora Advanced Components Co., Ltd.",
          "company_name_zh": "Aurora Advanced Components",
          "import_eligibility": true,
          "export_eligibility": true,
          "primary_trade_context": "electronic components",
          "source_record_status": "active_registry_sample"
        }
      ],
      "sample_source_mode": "fixture_safe_record_backed_example",
      "sample_row_count": 1,
      "next_query": "Use stream_id with a supplier keyword, company name, role, city, or business_id in the next paid endpoint.",
      "lineage_hint": "Preserve provider, stream_id, refresh, storage_policy, data_lineage, and limitations in downstream notes."
    },
    {
      "stream_id": "tw_customs_trade_monthly",
      "title": "Monthly customs import and export trade statistics",
      "provider": "Customs Administration, Ministry of Finance",
      "record_type": "aggregate_record",
      "top_fields": [
        "country_or_region_zh",
        "hs_or_category",
        "period",
        "record_subject",
        "trade_value"
      ],
      "example_record_shape": {
        "period": "{period}",
        "country_or_region_zh": "{country_or_region_zh}",
        "hs_or_category": "{hs_or_category}",
        "trade_value": "{trade_value}"
      },
      "fixture_safe_sample_rows": [
        {
          "period": "2026-05",
          "flow": "export",
          "country_or_region_zh": "United States",
          "hs_or_category": "8542",
          "trade_value_usd": 12840000,
          "quantity_basis": "monthly_customs_aggregate_sample"
        }
      ],
      "sample_source_mode": "fixture_safe_record_backed_example",
      "sample_row_count": 1,
      "next_query": "Use stream_id with a supplier keyword, company name, role, city, or business_id in the next paid endpoint.",
      "lineage_hint": "Preserve provider, stream_id, refresh, storage_policy, data_lineage, and limitations in downstream notes."
    },
    {
      "stream_id": "tw_trade_hs_country_monthly",
      "title": "Import/export values by HS group and major country",
      "provider": "Department of Statistics, Ministry of Finance",
      "record_type": "aggregate_record",
      "top_fields": [
        "country_or_region_zh",
        "hs_or_category",
        "period",
        "record_subject",
        "trade_value"
      ],
      "example_record_shape": {
        "period": "{period}",
        "country_or_region_zh": "{country_or_region_zh}",
        "hs_or_category": "{hs_or_category}",
        "trade_value": "{trade_value}"
      },
      "fixture_safe_sample_rows": [
        {
          "period": "2026-05",
          "hs_code": "8542",
          "country_or_region_zh": "United States",
          "flow": "export",
          "month_over_month_direction": "up",
          "context_note": "HS-country aggregate sample for buyer demand context."
        }
      ],
      "sample_source_mode": "fixture_safe_record_backed_example",
      "sample_row_count": 1,
      "next_query": "Use stream_id with a supplier keyword, company name, role, city, or business_id in the next paid endpoint.",
      "lineage_hint": "Preserve provider, stream_id, refresh, storage_policy, data_lineage, and limitations in downstream notes."
    }
  ],
  "concrete_sample_records": [
    {
      "stream_id": "tw_import_export_registry",
      "title": "Importer and exporter registration records",
      "source_mode": "fixture_safe_record_backed_example",
      "row": {
        "business_id": "94075691",
        "company_name_en": "Aurora Advanced Components Co., Ltd.",
        "company_name_zh": "Aurora Advanced Components",
        "import_eligibility": true,
        "export_eligibility": true,
        "primary_trade_context": "electronic components",
        "source_record_status": "active_registry_sample"
      }
    },
    {
      "stream_id": "tw_customs_trade_monthly",
      "title": "Monthly customs import and export trade statistics",
      "source_mode": "fixture_safe_record_backed_example",
      "row": {
        "period": "2026-05",
        "flow": "export",
        "country_or_region_zh": "United States",
        "hs_or_category": "8542",
        "trade_value_usd": 12840000,
        "quantity_basis": "monthly_customs_aggregate_sample"
      }
    },
    {
      "stream_id": "tw_trade_hs_country_monthly",
      "title": "Import/export values by HS group and major country",
      "source_mode": "fixture_safe_record_backed_example",
      "row": {
        "period": "2026-05",
        "hs_code": "8542",
        "country_or_region_zh": "United States",
        "flow": "export",
        "month_over_month_direction": "up",
        "context_note": "HS-country aggregate sample for buyer demand context."
      }
    }
  ],
  "record_backed_pack": {
    "pack_type": "record_backed_buyer_pack",
    "basis": "Registered Taiwan official-source stream contracts with record keys, English field maps, storage policy, refresh cadence, lineage, and limitations.",
    "record_count_available": null,
    "record_count_status": "not_measured_in_catalog_pack",
    "record_count_basis": "Not measured in this catalog pack. Use the stream readiness and next paid endpoints for record-level packages or source-specific counts.",
    "sample_rows_available": 3,
    "sample_rows_basis": "One record_preview example is returned for each stream contract included in this response.",
    "latest_loaded_record_at": null,
    "latest_loaded_record_status": "not_measured_in_catalog_pack",
    "latest_loaded_record_basis": "This pack exposes stream refresh cadence and generation time, not a claim that every upstream row refreshed at this instant.",
    "preview_record_examples": 3,
    "paid_record_examples": 7,
    "returned_record_examples": 3,
    "record_examples": [
      {
        "stream_id": "tw_import_export_registry",
        "record_basis": "registered_official_source_stream_contract",
        "record_type": "latest_profile_record",
        "key_fields": [
          "business_id_or_record_key",
          "entity_name"
        ],
        "example_english_payload_fields": [
          "business_id",
          "company_name_zh",
          "company_name_en",
          "import_eligibility",
          "export_eligibility"
        ],
        "example_record_shape": {
          "business_id": "{business_id}",
          "company_name_zh": "{company_name_zh}",
          "company_name_en": "{company_name_en}",
          "import_eligibility": "{import_eligibility}",
          "export_eligibility": "{export_eligibility}"
        },
        "source_record_note": "Record values keep official source-language values where needed; English field names and summaries are buyer-facing packaging, not certified translations."
      },
      {
        "stream_id": "tw_customs_trade_monthly",
        "record_basis": "registered_official_source_stream_contract",
        "record_type": "aggregate_record",
        "key_fields": [
          "period",
          "record_subject"
        ],
        "example_english_payload_fields": [
          "period",
          "country_or_region_zh",
          "hs_or_category",
          "trade_value"
        ],
        "example_record_shape": {
          "period": "{period}",
          "country_or_region_zh": "{country_or_region_zh}",
          "hs_or_category": "{hs_or_category}",
          "trade_value": "{trade_value}"
        },
        "source_record_note": "Record values keep official source-language values where needed; English field names and summaries are buyer-facing packaging, not certified translations."
      },
      {
        "stream_id": "tw_trade_hs_country_monthly",
        "record_basis": "registered_official_source_stream_contract",
        "record_type": "aggregate_record",
        "key_fields": [
          "period",
          "record_subject"
        ],
        "example_english_payload_fields": [
          "period",
          "country_or_region_zh",
          "hs_or_category",
          "trade_value"
        ],
        "example_record_shape": {
          "period": "{period}",
          "country_or_region_zh": "{country_or_region_zh}",
          "hs_or_category": "{hs_or_category}",
          "trade_value": "{trade_value}"
        },
        "source_record_note": "Record values keep official source-language values where needed; English field names and summaries are buyer-facing packaging, not certified translations."
      }
    ],
    "fixture_safe_sample_row_count": 3,
    "fixture_safe_sample_basis": "Sample rows are fixture-safe examples for agent integration and buyer evaluation. They are not a complete production row count."
  },
  "agent_specific_contracts": {
    "trade_query_contract": {
      "input_fields": [
        "hs_code",
        "country",
        "flow",
        "period",
        "business_id"
      ],
      "preview_examples": [
        "https://api.sourcestrand.com/v1/preview/tw-data-packs/trade-import-export?buyer_hint=agent-preview"
      ],
      "paid_followups": [
        "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-lead-pack?q={product_keyword}",
        "https://api.sourcestrand.com/v1/paid/tw-company/brief?business_id={business_id}"
      ],
      "sample_questions": [
        "Which Taiwan exporters appear relevant to HS 8542 demand context?",
        "Which country or category aggregate should be checked before supplier outreach?"
      ],
      "boundary": "Trade aggregates are demand and counterparty context only, not customs advice or transaction-level proof."
    }
  },
  "entity_linking_contract": {
    "schema_version": "taiwan-entity-linking-contract-v1",
    "identity_keys": [
      "business_id",
      "company_name_zh",
      "company_name_en",
      "stock_code",
      "factory_name_zh",
      "source_record_key"
    ],
    "normalization_steps": [
      "Preserve original source-language names.",
      "Normalize whitespace and punctuation only for matching.",
      "Treat business_id and stock_code as routing hints, not legal identity certification."
    ],
    "next_free_endpoint": "https://api.sourcestrand.com/v1/preview/tw-company/dossier?query={business_id_or_name}",
    "next_paid_endpoints": [
      "https://api.sourcestrand.com/v1/paid/tw-company/brief?business_id={business_id}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/company-activity?business_id={business_id}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-pack?business_id={business_id}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-lead-pack?q={keyword}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/tender-search?q={keyword}"
    ],
    "boundary": "Entity linking is for buyer workflow routing and enrichment. It is not legal identity certification, beneficial ownership proof, credit scoring, or supplier ranking."
  },
  "change_feed_preview": {
    "schema_version": "taiwan-data-pack-change-preview-v1",
    "free_preview_endpoint": "https://api.sourcestrand.com/v1/preview/changes/tw-data-packs?pack=trade-import-export&since={iso_datetime}",
    "watch_fields": [
      "stream_id",
      "record_key",
      "source_hash",
      "last_updated_at",
      "change_type",
      "changed_fields"
    ],
    "sample_changes": [
      {
        "stream_id": "tw_import_export_registry",
        "change_type": "new_record_sample",
        "changed_fields": [
          "business_id",
          "company_name_en",
          "company_name_zh",
          "import_eligibility",
          "export_eligibility"
        ],
        "observed_at": "2026-08-23T20:52:39.830Z",
        "source_mode": "fixture_safe_change_sample"
      },
      {
        "stream_id": "tw_customs_trade_monthly",
        "change_type": "updated_record_sample",
        "changed_fields": [
          "period",
          "flow",
          "country_or_region_zh",
          "hs_or_category",
          "trade_value_usd"
        ],
        "observed_at": "2026-08-23T20:52:39.830Z",
        "source_mode": "fixture_safe_change_sample"
      },
      {
        "stream_id": "tw_trade_hs_country_monthly",
        "change_type": "updated_record_sample",
        "changed_fields": [
          "period",
          "hs_code",
          "country_or_region_zh",
          "flow",
          "month_over_month_direction"
        ],
        "observed_at": "2026-08-23T20:52:39.830Z",
        "source_mode": "fixture_safe_change_sample"
      }
    ],
    "retention_use": "Use this preview before paid follow-up when an agent wants to know what changed since a previous buyer session."
  },
  "supplier_candidate_workflow": null,
  "stream_readiness": [
    {
      "stream_id": "tw_import_export_registry",
      "readiness": "contract_ready",
      "record_type": "latest_profile_record",
      "coverage_basis": "registered_stream_contract",
      "storage_policy": "Latest profile by record key",
      "refresh": "daily",
      "top_fields": [
        "business_id",
        "business_id_or_record_key",
        "company_name_en",
        "company_name_zh",
        "entity_name",
        "export_eligibility",
        "import_eligibility"
      ],
      "next_step": "Use this stream contract to decide whether to request a record-backed paid package, company enrichment, or procurement follow-up."
    },
    {
      "stream_id": "tw_customs_trade_monthly",
      "readiness": "contract_ready",
      "record_type": "aggregate_record",
      "coverage_basis": "registered_stream_contract",
      "storage_policy": "Monthly aggregate",
      "refresh": "monthly",
      "top_fields": [
        "country_or_region_zh",
        "hs_or_category",
        "period",
        "record_subject",
        "trade_value"
      ],
      "next_step": "Use this stream contract to decide whether to request a record-backed paid package, company enrichment, or procurement follow-up."
    },
    {
      "stream_id": "tw_trade_hs_country_monthly",
      "readiness": "contract_ready",
      "record_type": "aggregate_record",
      "coverage_basis": "registered_stream_contract",
      "storage_policy": "Monthly aggregate",
      "refresh": "monthly",
      "top_fields": [
        "country_or_region_zh",
        "hs_or_category",
        "period",
        "record_subject",
        "trade_value"
      ],
      "next_step": "Use this stream contract to decide whether to request a record-backed paid package, company enrichment, or procurement follow-up."
    }
  ],
  "coverage_summary": {
    "coverage_count": 7,
    "returned_coverage_count": 3,
    "coverage_count_basis": "registered_stream_contract",
    "sample_rows_available": 3,
    "record_count_available": null,
    "record_count_status": "not_measured_in_catalog_pack",
    "record_count_basis": "not_measured_in_catalog_pack",
    "latest_loaded_record_at": null,
    "latest_loaded_record_status": "not_measured_in_catalog_pack",
    "last_refreshed_at": "2026-08-23T20:52:39.830Z",
    "last_refreshed_basis": "Pack generation timestamp plus per-stream refresh cadence; this is not a claim that every upstream source row refreshed at this instant.",
    "top_fields": [
      "business_id",
      "business_id_or_record_key",
      "company_name_en",
      "company_name_zh",
      "country_or_region_zh",
      "entity_name",
      "export_eligibility",
      "hs_or_category",
      "import_eligibility",
      "period",
      "record_subject",
      "trade_value"
    ]
  },
  "buyer_action_pack": {
    "primary_decision": "Decide whether this pack should feed supplier discovery, company enrichment, procurement research, or compliance review.",
    "next_paid_endpoints": [
      "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-lead-pack?q={keyword}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/tender-search?q={keyword}",
      "https://api.sourcestrand.com/v1/paid/tw-company/brief?business_id={business_id}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/company-activity?business_id={business_id}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-pack?business_id={business_id}"
    ],
    "deeper_packs": [
      {
        "pack_id": "tw_procurement_supplier_signals",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-lead-pack?q={keyword}",
        "use_when": "A production-backed procurement keyword search is relevant to the buyer task."
      },
      {
        "pack_id": "tw_procurement_supplier_signals",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-procurement/tender-search?q={keyword}",
        "use_when": "The buyer needs production-backed tender records for a validated keyword."
      },
      {
        "pack_id": "tw_company_intelligence",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-company/brief?business_id={business_id}",
        "use_when": "The buyer has a validated Taiwan business_id and needs a production-backed company brief."
      },
      {
        "pack_id": "tw_procurement_supplier_signals",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-procurement/company-activity?business_id={business_id}",
        "use_when": "The buyer has a validated Taiwan business_id and needs production-backed procurement activity."
      },
      {
        "pack_id": "tw_procurement_supplier_signals",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-pack?business_id={business_id}",
        "use_when": "The buyer has a validated Taiwan business_id and needs audited unique-exact company links, observed three-year award context, and bounded same-tender bidder evidence where available."
      }
    ],
    "next_free_endpoint": "https://api.sourcestrand.com/tw-data-streams",
    "recommended_use": "Use this free catalog contract to validate the stream shape. If production data is needed, choose a relevant company or procurement route from the canonical commercial manifest."
  },
  "free_preview": {
    "endpoint": "https://api.sourcestrand.com/v1/preview/tw-data-packs/trade-import-export",
    "payment_required": false
  },
  "best_fit_buyers": [
    "Global sourcing teams looking for Taiwan exporter or importer context before supplier outreach.",
    "AI agents matching product categories or HS groups to Taiwan trade and company follow-up streams.",
    "Market-entry analysts who need trade momentum context before a procurement or company lookup."
  ],
  "agent_handoff": {
    "suggested_first_step": "Use stream_id, key_fields, example_english_payload_fields, provider, refresh, and storage_policy to decide which official-source records should be packaged next.",
    "agent_use": [
      "Start with importer/exporter registry for counterparty identity context.",
      "Use HS-country and customs monthly streams for product-category or country exposure, not transaction-level proof.",
      "Use company, procurement, or semiconductor paid endpoints only after the buyer identifies a concrete company or segment."
    ],
    "related_paid_endpoints": [
      "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-lead-pack?q={keyword}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/tender-search?q={keyword}",
      "https://api.sourcestrand.com/v1/paid/tw-company/brief?business_id={business_id}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/company-activity?business_id={business_id}",
      "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-pack?business_id={business_id}"
    ],
    "deeper_packs": [
      {
        "pack_id": "tw_procurement_supplier_signals",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-lead-pack?q={keyword}",
        "use_when": "A production-backed procurement keyword search is relevant to the buyer task."
      },
      {
        "pack_id": "tw_procurement_supplier_signals",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-procurement/tender-search?q={keyword}",
        "use_when": "The buyer needs production-backed tender records for a validated keyword."
      },
      {
        "pack_id": "tw_company_intelligence",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-company/brief?business_id={business_id}",
        "use_when": "The buyer has a validated Taiwan business_id and needs a production-backed company brief."
      },
      {
        "pack_id": "tw_procurement_supplier_signals",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-procurement/company-activity?business_id={business_id}",
        "use_when": "The buyer has a validated Taiwan business_id and needs production-backed procurement activity."
      },
      {
        "pack_id": "tw_procurement_supplier_signals",
        "endpoint_template": "https://api.sourcestrand.com/v1/paid/tw-procurement/supplier-pack?business_id={business_id}",
        "use_when": "The buyer has a validated Taiwan business_id and needs audited unique-exact company links, observed three-year award context, and bounded same-tender bidder evidence where available."
      }
    ],
    "buyer_hint": "Send x-buyer-hint or buyer_hint so SourceStrand can attribute free validation and any separately approved canonical commercial follow-up by channel."
  },
  "data_lineage": [
    {
      "provider": "International Trade Administration, MOEA",
      "stream_id": "tw_import_export_registry",
      "attribution": "International Trade Administration, MOEA official-source/open-data stream in SourceStrand Taiwan catalog."
    },
    {
      "provider": "Customs Administration, Ministry of Finance",
      "stream_id": "tw_customs_trade_monthly",
      "attribution": "Customs Administration, Ministry of Finance official-source/open-data stream in SourceStrand Taiwan catalog."
    },
    {
      "provider": "Department of Statistics, Ministry of Finance",
      "stream_id": "tw_trade_hs_country_monthly",
      "attribution": "Department of Statistics, Ministry of Finance official-source/open-data stream in SourceStrand Taiwan catalog."
    }
  ],
  "limitations": [
    {
      "code": "free_catalog_contract",
      "message": "This package is a free catalog contract with stream definitions, fixture-safe record shapes, and buyer-field maps. It is not for purchase or a full raw historical data export.",
      "severity": "info"
    },
    {
      "code": "not_certified_translation",
      "message": "English fields are a buyer-facing value-added layer and are not certified translations.",
      "severity": "caution"
    },
    {
      "code": "not_advice",
      "message": "This output is informational data packaging only and is not legal, compliance, procurement, credit, investment, tax, accounting, or trading advice.",
      "severity": "caution"
    }
  ],
  "not_legal_advice": true,
  "not_financial_advice": true,
  "not_procurement_advice": true,
  "not_compliance_advice": true,
  "not_certified_translation": true,
  "not_for": [
    "A complete customs transaction download.",
    "Supplier ranking, sanctions screening, or trade compliance clearance.",
    "Legal, tax, accounting, investment, procurement, or customs advice."
  ]
}