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      "dominant_group": {
        "id": "group-1",
        "tokens": [
          "BC"
        ],
        "primary_name": "BC DISTRIBUTION B V",
        "members": [
          {
            "entity_id": "ab0c36c7-ce93-479a-9289-eb14f2a531f9",
            "name": "BC DISTRIBUTION B V",
            "fob": 1668129.8800000008,
            "pct": 0.5032383248099906,
            "qty": 16566000,
            "shipment_count": 90,
            "avg_unit_price": 0.10069599661958233,
            "is_china": false,
            "first_year": "2021",
            "supplier_first_active_year": 2021,
            "supplier_latest_active_year": 2023,
            "supplier_active_years": 3,
            "supplier_first_year_share": 0.9999449873422064,
            "supplier_latest_year_share": 0,
            "supplier_last_active_year_share": 0.8422315553191922,
            "supplier_peak_year_share": 0.9999449873422064,
            "supplier_delta": -0.9999449873422064,
            "supplier_status": "exited",
            "supplier_share_by_year": {
              "2021": 0.9999449873422064,
              "2022": 0.7743272616573318,
              "2023": 0.8422315553191922,
              "2024": 0,
              "2025": 0
            },
            "canonical_name": "BC DISTRIBUTION B V",
            "country": "US",
            "supplier_rank": 8,
            "supplier_market_share": 0.030111794786794436,
            "supplier_total_fob": 1671096.8800000006,
            "supplier_importer_count": 2,
            "customer_hhi": 9964.553435714373,
            "competitive_index": 4.76,
            "competitive_signal": "高度绑定型供应商",
            "entity_ids": [
              "ab0c36c7-ce93-479a-9289-eb14f2a531f9"
            ],
            "aliases": [
              "BC DISTRIBUTION B V"
            ],
            "variant_count": 1
          }
        ],
        "total_share": 0.5032383248099906,
        "total_fob": 1668129.8800000008,
        "label": "BC",
        "affiliated_to_importer": false,
        "member_count": 1
      },
      "affiliated_share": 0,
      "external_group_count": 4,
      "total_group_count": 4,
      "summary_text": "表面上有 4 家 supplier 参与该账户，但按集团归集后可视为 4 个供应集团。 真正独立的外部供应集团约 4 个，占 100.0%。 其中 BC 占比最高，约 50.3%。",
      "uncertain_group_pairs": [],
      "uncertain_group_summary": "",
      "by_supplier": {
        "ab0c36c7-ce93-479a-9289-eb14f2a531f9": {
          "group_id": "group-1",
          "group_label": "BC",
          "group_share": 0.5032383248099906,
          "group_member_count": 1,
          "affiliated_to_importer": false
        },
        "c63614d6-e377-4e9b-8728-85f1f71a834a": {
          "group_id": "group-2",
          "group_label": "EMBECTA",
          "group_share": 0.3937907283216906,
          "group_member_count": 1,
          "affiliated_to_importer": false
        },
        "a0214de7-eec7-423d-bbed-9c19b5155034": {
          "group_id": "group-3",
          "group_label": "BECTON DICKINSON",
          "group_share": 0.08698716095833997,
          "group_member_count": 1,
          "affiliated_to_importer": false
        },
        "d4a02975-8a4a-46c7-a9e7-99c63ee1ce58": {
          "group_id": "group-4",
          "group_label": "UPS",
          "group_share": 0.01598378590997872,
          "group_member_count": 1,
          "affiliated_to_importer": false
        }
      }
    },
    "supplier_structure_metrics": {
      "exited_supplier_count": 2,
      "exited_supplier_share_total": 0.5902254857683307,
      "exited_supplier_fob_total": 1956474.1400000008,
      "new_supplier_count": 1,
      "supplier_price_gap_ratio": 3.0236055062540528,
      "top_supplier_metrics": {
        "supplier_name": "BC DISTRIBUTION B V",
        "supplier_entity_id": "ab0c36c7-ce93-479a-9289-eb14f2a531f9",
        "total_share": 0.5032383248099906,
        "supplier_affiliation": "独立供应方",
        "share_role": "主导型",
        "frequency_role": "高频采购",
        "trend_role": "已停止采购",
        "price_role": "中价带",
        "sample_share": 0.5032383248099906,
        "account_shipment_count": 90,
        "account_annualized_shipments": 30,
        "account_avg_gap_days": 11.47,
        "account_rhythm_label": "项目/随机采购",
        "first_year": 2021,
        "latest_year": 2025,
        "first_year_share": 0.9999449873422064,
        "latest_year_share": 0,
        "importer_latest_year_share": 0,
        "peak_share": 0.9999449873422064,
        "peak_share_year": 2021,
        "share_delta_first_to_latest": -0.9999449873422064,
        "share_delta_active_to_latest": -0.9999449873422064,
        "share_delta_peak_to_latest": -0.9999449873422064,
        "first_active_year": 2021,
        "last_active_year": 2023,
        "first_active_share": 0.9999449873422064,
        "last_active_share": 0.8422315553191922,
        "last_active_year_share": 0.8422315553191922,
        "active_year_count": 3,
        "exited_in_latest_year": true,
        "new_entrant_in_latest_year": false,
        "share_change_reference": {
          "from_year": 2021,
          "to_year": 2025,
          "from_share": 0.9999449873422064,
          "to_share": 0,
          "delta": -0.9999449873422064
        },
        "group_label": "BC",
        "group_share": 0.5032383248099906,
        "group_member_count": 1,
        "group_affiliated_to_importer": false,
        "relationship_summary": "主导型 · 已停止采购",
        "competitive_signal": "这个外部主供还压着大头，先把它当成主要壁垒去看。 2021年 100% → 2025年 0%（-100pp）；2023 年后没有再出现。",
        "attack_focus": "先判断它卡住的是品牌、注册，还是关键规格和质量门槛。",
        "entry_angle": "没验证出外部窗口前，别急着和主供正面对打。",
        "entry_difficulty": "高",
        "difficulty_reason": "供货 3 年 · 累计份额 50% · 已退出当前样本",
        "share_window_fob_estimate": 822992.6524960058
      },
      "china_top1_latest_share": 0,
      "entry_window_verdict": "standard_entry",
      "top_supplier_pct": 0.5032383248099906,
      "supplier_count": 4,
      "top_supplier_sample_count": 4,
      "external_group_count": 4,
      "affiliated_share": 0
    },
    "scenario_assessment": {
      "penetration_tier": {
        "key": "zero",
        "label": "零渗透"
      },
      "lead_supplier_motion": {
        "key": "declining",
        "raw_key": "declining",
        "label": "主供回落",
        "override_applied": false,
        "reference": {
          "from_year": 2021,
          "to_year": 2025,
          "from_share": 0.9999449873422064,
          "to_share": 0,
          "delta": -0.9999449873422064
        }
      },
      "demand_pattern": {
        "key": "stable",
        "label": "平稳型"
      },
      "barrier_tier": {
        "key": "concentrated",
        "label": "中度集中"
      },
      "scenario_key": "zero_penetration_education",
      "scenario_label": "零渗透 · 教育型（小客户）",
      "opportunity_type": "新渗透型",
      "action_level": "先研究",
      "entry_position": "打试单 / 非核心规格",
      "advantage_focus": "教育成本可控 + 小单验证",
      "resource_boundary": "先证明这类品类能接受中国来源，再决定值不值得长期投入。",
      "matrix_mode": "zero_education",
      "size_tier": "Tier B",
      "output_depth": "compact",
      "size_variant": "small",
      "compact_template": null,
      "trigger_metrics": {
        "china_penetration": 0,
        "annualized_fob": 662958.2040000001,
        "active_years": 5,
        "shipment_count": 146,
        "insufficient_data_shipment_threshold": 3,
        "hhi": 4161.4219685330145,
        "top_supplier_pct": 0.5032383248099906,
        "top1_first_year_share": 0.9999449873422064,
        "top1_first_active_year": 2021,
        "top1_first_active_share": 0.9999449873422064,
        "top1_latest_year_share": 0,
        "top1_peak_share": 0.9999449873422064,
        "top1_peak_share_year": 2021,
        "top1_share_delta_first_to_latest": -0.9999449873422064,
        "top1_share_delta_active_to_latest": -0.9999449873422064,
        "top1_share_delta_peak_to_latest": -0.9999449873422064,
        "latest_vs_peak_ratio": 1,
        "latest_vs_first_growth": 0.13193759985742903,
        "cagr_fob": 0.03146767338528966,
        "exited_supplier_count": 2,
        "exited_supplier_share_total": 0.5902254857683307,
        "new_supplier_count": 1,
        "supplier_price_gap_ratio": 3.0236055062540528,
        "peak_year": 2025,
        "peak_fob": 823037.93,
        "latest_year_fob": 823037.93
      },
      "trigger_summary": [
        "零渗透（中国采购 0%）",
        "主供退出 · 2021年 100% → 2025年 0%（-100pp）",
        "平稳型 · 末年/峰值 100%",
        "中度集中（HHI 4,161 · Top1 50%）"
      ]
    },
    "supplier_analysis": {
      "ab0c36c7-ce93-479a-9289-eb14f2a531f9": {
        "supplier_affiliation": "独立供应方",
        "share_role": "主导型",
        "frequency_role": "高频采购",
        "trend_role": "已停止采购",
        "price_role": "中价带",
        "sample_share": 0.5032383248099906,
        "account_shipment_count": 90,
        "account_annualized_shipments": 30,
        "account_avg_gap_days": 11.47,
        "account_rhythm_label": "项目/随机采购",
        "first_year": 2021,
        "latest_year": 2025,
        "first_year_share": 0.9999449873422064,
        "latest_year_share": 0,
        "importer_latest_year_share": 0,
        "peak_share": 0.9999449873422064,
        "peak_share_year": 2021,
        "share_delta_first_to_latest": -0.9999449873422064,
        "share_delta_active_to_latest": -0.9999449873422064,
        "share_delta_peak_to_latest": -0.9999449873422064,
        "first_active_year": 2021,
        "last_active_year": 2023,
        "first_active_share": 0.9999449873422064,
        "last_active_share": 0.8422315553191922,
        "last_active_year_share": 0.8422315553191922,
        "active_year_count": 3,
        "exited_in_latest_year": true,
        "new_entrant_in_latest_year": false,
        "share_change_reference": {
          "from_year": 2021,
          "to_year": 2025,
          "from_share": 0.9999449873422064,
          "to_share": 0,
          "delta": -0.9999449873422064
        },
        "group_label": "BC",
        "group_share": 0.5032383248099906,
        "group_member_count": 1,
        "group_affiliated_to_importer": false,
        "relationship_summary": "主导型 · 已停止采购",
        "competitive_signal": "这个外部主供还压着大头，先把它当成主要壁垒去看。 2021年 100% → 2025年 0%（-100pp）；2023 年后没有再出现。",
        "attack_focus": "先判断它卡住的是品牌、注册，还是关键规格和质量门槛。",
        "entry_angle": "没验证出外部窗口前，别急着和主供正面对打。",
        "entry_difficulty": "高",
        "difficulty_reason": "供货 3 年 · 累计份额 50% · 已退出当前样本"
      },
      "c63614d6-e377-4e9b-8728-85f1f71a834a": {
        "supplier_affiliation": "独立供应方",
        "share_role": "核心跟随型",
        "frequency_role": "常规采购",
        "trend_role": "持续供货",
        "price_role": "高价带",
        "sample_share": 0.3937907283216906,
        "account_shipment_count": 43,
        "account_annualized_shipments": 21.5,
        "account_avg_gap_days": 15.43,
        "account_rhythm_label": "项目/随机采购",
        "first_year": 2021,
        "latest_year": 2025,
        "first_year_share": 0,
        "latest_year_share": 0.9356251904453541,
        "importer_latest_year_share": 0.9356251904453541,
        "peak_share": 0.9356251904453541,
        "peak_share_year": 2025,
        "share_delta_first_to_latest": 0.9356251904453541,
        "share_delta_active_to_latest": 0.04106962990963714,
        "share_delta_peak_to_latest": 0,
        "first_active_year": 2024,
        "last_active_year": 2025,
        "first_active_share": 0.8945555605357169,
        "last_active_share": 0.9356251904453541,
        "last_active_year_share": 0.9356251904453541,
        "active_year_count": 2,
        "exited_in_latest_year": false,
        "new_entrant_in_latest_year": false,
        "share_change_reference": {
          "from_year": 2024,
          "to_year": 2025,
          "from_share": 0.8945555605357169,
          "to_share": 0.9356251904453541,
          "delta": 0.04106962990963714
        },
        "group_label": "EMBECTA",
        "group_share": 0.3937907283216906,
        "group_member_count": 1,
        "group_affiliated_to_importer": false,
        "relationship_summary": "核心跟随型 · 持续供货 · 高价带",
        "competitive_signal": "这类外部二供最有参考价值，用它来判断客户到底接不接受体系外供应。 2024年 89% → 2025年 94%（+4pp）。",
        "attack_focus": "重点确认它拿到的是备份份额、补充规格，还是阶段性试单。",
        "entry_angle": "如果这种二供都能进去，就说明账户大概率还有外部窗口。",
        "entry_difficulty": "中",
        "difficulty_reason": "供货 2 年 · 累计份额 39%"
      },
      "a0214de7-eec7-423d-bbed-9c19b5155034": {
        "supplier_affiliation": "独立供应方",
        "share_role": "补充型",
        "frequency_role": "常规采购",
        "trend_role": "已停止采购",
        "price_role": "中价带",
        "sample_share": 0.08698716095833997,
        "account_shipment_count": 12,
        "account_annualized_shipments": 3,
        "account_avg_gap_days": 114.64,
        "account_rhythm_label": "项目/随机采购",
        "first_year": 2021,
        "latest_year": 2025,
        "first_year_share": 0.00005501265779366591,
        "latest_year_share": 0,
        "importer_latest_year_share": 0,
        "peak_share": 0.22567273834266838,
        "peak_share_year": 2022,
        "share_delta_first_to_latest": -0.00005501265779366591,
        "share_delta_active_to_latest": -0.00005501265779366591,
        "share_delta_peak_to_latest": -0.22567273834266838,
        "first_active_year": 2021,
        "last_active_year": 2024,
        "first_active_share": 0.00005501265779366591,
        "last_active_share": 0.10544443946428306,
        "last_active_year_share": 0.10544443946428306,
        "active_year_count": 4,
        "exited_in_latest_year": true,
        "new_entrant_in_latest_year": false,
        "share_change_reference": {
          "from_year": 2022,
          "to_year": 2025,
          "from_share": 0.22567273834266838,
          "to_share": 0,
          "delta": -0.22567273834266838
        },
        "group_label": "BECTON DICKINSON",
        "group_share": 0.08698716095833997,
        "group_member_count": 1,
        "group_affiliated_to_importer": false,
        "relationship_summary": "补充型 · 已停止采购",
        "competitive_signal": "尾部或试单关系更像窗口信号，重点不是量，而是看门有没有开。 2022年 23% → 2025年 0%（-23pp）；2024 年后没有再出现。",
        "attack_focus": "重点看这种小单对应的是特殊规格、临时补货，还是验证单。",
        "entry_angle": "先把它当成窗口信号，不要把这种小额关系误判成能立刻大规模替代。",
        "entry_difficulty": "中低",
        "difficulty_reason": "供货 4 年 · 累计份额 9% · 已退出当前样本"
      },
      "d4a02975-8a4a-46c7-a9e7-99c63ee1ce58": {
        "supplier_affiliation": "独立供应方",
        "share_role": "边缘/试单型",
        "frequency_role": "一次性采购",
        "trend_role": "试单观察中",
        "price_role": "中价带",
        "sample_share": 0.01598378590997872,
        "account_shipment_count": 1,
        "account_annualized_shipments": 1,
        "account_avg_gap_days": null,
        "account_rhythm_label": "样本不足",
        "first_year": 2021,
        "latest_year": 2025,
        "first_year_share": 0,
        "latest_year_share": 0.06437480955464592,
        "importer_latest_year_share": 0.06437480955464592,
        "peak_share": 0.06437480955464592,
        "peak_share_year": 2025,
        "share_delta_first_to_latest": 0.06437480955464592,
        "share_delta_active_to_latest": 0,
        "share_delta_peak_to_latest": 0,
        "first_active_year": 2025,
        "last_active_year": 2025,
        "first_active_share": 0.06437480955464592,
        "last_active_share": 0.06437480955464592,
        "last_active_year_share": 0.06437480955464592,
        "active_year_count": 1,
        "exited_in_latest_year": false,
        "new_entrant_in_latest_year": true,
        "share_change_reference": {
          "from_year": 2025,
          "to_year": 2025,
          "from_share": 0.06437480955464592,
          "to_share": 0.06437480955464592,
          "delta": 0
        },
        "group_label": "UPS",
        "group_share": 0.01598378590997872,
        "group_member_count": 1,
        "group_affiliated_to_importer": false,
        "relationship_summary": "边缘/试单型 · 试单观察中",
        "competitive_signal": "尾部或试单关系更像窗口信号，重点不是量，而是看门有没有开。 到 2025 年才进入样本。",
        "attack_focus": "重点看这种小单对应的是特殊规格、临时补货，还是验证单。",
        "entry_angle": "先把它当成窗口信号，不要把这种小额关系误判成能立刻大规模替代。",
        "entry_difficulty": "中低",
        "difficulty_reason": "供货 1 年 · 累计份额 2%"
      }
    }
  },
  "time_context": {
    "first_year": 2021,
    "prev_year": 2024,
    "last_year": 2025,
    "gap_years": 1,
    "freshness": "fresh",
    "trend_prefix": "最近一年（2024→2025）",
    "warning_text": ""
  },
  "price_analysis": {
    "sample_count": 146,
    "band_count": 3,
    "range_multiple": 33.224349999999994,
    "summary_text": "存在 3 个明显价格带：低价带 $0.02–$0.10（FOB 占比 34%）；中价带 $0.10–$0.10（FOB 占比 25%）；高价带 $0.10–$0.66（FOB 占比 41%）。",
    "bands": [
      {
        "label": "低价带",
        "trade_count": 49,
        "fob_total_usd": 1112855.56,
        "fob_share": 0.33572419898736167,
        "min_unit_price": 0.02,
        "max_unit_price": 0.095,
        "avg_unit_price": 0.08863950144769041,
        "median_unit_price": 0.092
      },
      {
        "label": "中价带",
        "trade_count": 49,
        "fob_total_usd": 844203.3099999999,
        "fob_share": 0.2546776870416403,
        "min_unit_price": 0.095,
        "max_unit_price": 0.09851163888888889,
        "avg_unit_price": 0.09555462795105948,
        "median_unit_price": 0.09501133944954128
      },
      {
        "label": "高价带",
        "trade_count": 48,
        "fob_total_usd": 1357732.1499999997,
        "fob_share": 0.4095981139709975,
        "min_unit_price": 0.099913,
        "max_unit_price": 0.6644869999999999,
        "avg_unit_price": 0.23162959394930502,
        "median_unit_price": 0.118
      }
    ]
  },
  "decision_summary": null,
  "raw_export_summary": {
    "row_count": 146,
    "date_min": "2021-01-14",
    "date_max": "2025-12-01",
    "total_fob_usd": 3314791.0200000014,
    "hs_codes": [
      "9018312000",
      "9018319000"
    ],
    "hs_breakdown": [
      {
        "hs_code": "9018312000",
        "row_count": 135,
        "fob_total_usd": 3000564.1400000006,
        "fob_share": 0.9052046182989838
      },
      {
        "hs_code": "9018319000",
        "row_count": 11,
        "fob_total_usd": 314226.88,
        "fob_share": 0.09479538170101591
      }
    ],
    "supplier_raw_count": 11
  },
  "generated_at": "2026-05-23T11:13:01.099Z"
}