diff --git a/src/server/routes/energy/index.ts b/src/server/routes/energy/index.ts
index 2fb28d0..94ccb86 100644
--- a/src/server/routes/energy/index.ts
+++ b/src/server/routes/energy/index.ts
@@ -22,6 +22,31 @@ function customerClause(field: string, customer: CustomerKind): string {
 
 type Range = 'today' | 'thisWeek' | 'thisMonth' | 'thisQuarter' | 'last7' | 'last30';
 
+// 是否应过滤 GF_HECRI_BILL 前缀的加氢订单：
+// 当嘉兴嘉燃经开站存在 JQ 前缀订单时（说明业务已切到新单号体系），
+// 把 GF_HECRI_BILL 历史/重复订单过滤掉；否则不过滤。
+// 结果缓存 5 分钟，避免每次请求都跑探测查询。
+let gfFilterCache: { value: boolean; expiresAt: number } | null = null;
+const GF_FILTER_TTL_MS = 5 * 60 * 1000;
+async function shouldFilterGfBills(): Promise<boolean> {
+  const now = Date.now();
+  if (gfFilterCache && gfFilterCache.expiresAt > now) return gfFilterCache.value;
+  const [rows] = await pool.query<RowDataPacket[]>(
+    `SELECT 1 FROM tab_energy_hydrogen_bill b
+     LEFT JOIN tab_hydrogen_site s ON s.id = b.hydrogen_station_id
+     LEFT JOIN tab_outside_hydrogen_site os ON os.inner_site_id = b.hydrogen_station_id
+     WHERE b.is_deleted = 0
+       AND b.bill_code LIKE 'JQ%'
+       AND (s.short_name LIKE '%嘉燃经开%' OR s.name LIKE '%嘉燃经开%'
+            OR os.station_name LIKE '%嘉燃经开%' OR os.fixed_station_name LIKE '%嘉燃经开%')
+     LIMIT 1`,
+  );
+  const value = rows.length > 0;
+  gfFilterCache = { value, expiresAt: now + GF_FILTER_TTL_MS };
+  return value;
+}
+const GF_EXCLUDE_CLAUSE = `b.bill_code NOT LIKE 'GF\\_HECRI\\_BILL%' ESCAPE '\\\\'`;
+
 function rangeClause(localExpr: string, range: Range): string {
   switch (range) {
     case 'today':       return `DATE(${localExpr}) = CURDATE()`;
@@ -38,6 +63,9 @@ function rangeClause(localExpr: string, range: Range): string {
 // =========================================================
 app.get('/hydrogen/overview', async (c) => {
   const data = await cached('hydrogen/overview', async () => {
+  const filterGf = await shouldFilterGfBills();
+  const gfClauseKpi = filterGf ? `AND bill_code NOT LIKE 'GF\\_HECRI\\_BILL%' ESCAPE '\\\\'` : '';
+  const gfClause = filterGf ? `AND ${GF_EXCLUDE_CLAUSE}` : '';
   // KPI（年/月/日 + 我方/客户分解 + 累计羚牛承担）
   const [kpiRows] = await pool.query<RowDataPacket[]>(
     `SELECT
@@ -64,7 +92,7 @@ app.get('/hydrogen/overview', async (c) => {
        SUM(CASE WHEN truck_id IS NOT NULL
                 THEN cost_expense ELSE 0 END) AS lingniuBornFee
      FROM tab_energy_hydrogen_bill
-     WHERE is_deleted = 0 AND hydrogen_time >= ?`,
+     WHERE is_deleted = 0 AND hydrogen_time >= ? ${gfClauseKpi}`,
     [HYDROGEN_MIN_DATE],
   );
   const k = kpiRows[0] ?? {};
@@ -99,6 +127,7 @@ app.get('/hydrogen/overview', async (c) => {
      WHERE b.is_deleted = 0
        AND b.hydrogen_time >= ?
        AND YEAR(DATE_ADD(b.hydrogen_time, INTERVAL 8 HOUR)) = YEAR(CURDATE())
+       ${gfClause}
      GROUP BY b.hydrogen_station_id
      ORDER BY kg DESC
      LIMIT 5`,
@@ -123,7 +152,8 @@ app.get('/hydrogen/overview', async (c) => {
        LEFT JOIN tab_outside_hydrogen_site os ON os.inner_site_id = b.hydrogen_station_id
        WHERE b.is_deleted = 0
          AND b.hydrogen_time >= ?
-         AND YEAR(${HYDROGEN_LOCAL}) = YEAR(CURDATE())
+         AND YEAR(DATE_ADD(b.hydrogen_time, INTERVAL 8 HOUR)) = YEAR(CURDATE())
+         ${gfClause}
      ) r
      GROUP BY region
      ORDER BY kg DESC`,
@@ -156,11 +186,13 @@ app.get('/hydrogen/daily', async (c) => {
 
   const data = await cached(`hydrogen/daily?range=${range}&customer=${customer}`, async () => {
 
+  const filterGf = await shouldFilterGfBills();
   const where = [
     'b.is_deleted = 0',
     `b.hydrogen_time >= '${HYDROGEN_MIN_DATE}'`,
     rangeClause(`b.hydrogen_time + INTERVAL 8 HOUR`, range),
     customerClause('b.truck_id', customer),
+    filterGf ? GF_EXCLUDE_CLAUSE : '1=1',
   ].join(' AND ');
 
   // 站点级聚合（每日 × 每站）。前端组装成 day → stations