diff --git a/data_platform/daily_all_update.py b/data_platform/daily_all_update.py
index 78bbf944..08089f12 100644
--- a/data_platform/daily_all_update.py
+++ b/data_platform/daily_all_update.py
@@ -401,21 +401,45 @@ def run_daily_update(codes: List[str]) -> dict:
             continue
 
         data = None
+        source_used = ""
         first_attempt_failed = False
+
+        # 主源：东方财富（amount真实，可拿多年历史）
         for attempt in range(MAX_RETRIES):
             try:
-                data = fetch_tencent_daily(code, next_day, today)
+                data = fetch_eastmoney_daily(code, next_day, today)
                 if data is not None:
+                    source_used = "eastmoney"
                     break
                 if attempt == 0:
                     first_attempt_failed = True
-            except Exception as e:
+            except Exception:
                 if attempt == 0:
                     first_attempt_failed = True
                 if attempt < MAX_RETRIES - 1:
-                    time.sleep(1)
-                else:
-                    logger.debug("日线 %s 失败: %s", code, e)
+                    time.sleep(2)
+
+        # 备源：腾讯（amount有时为0）
+        if data is None:
+            first_attempt_failed_backup = False
+            for attempt in range(MAX_RETRIES):
+                try:
+                    data = fetch_tencent_daily(code, next_day, today)
+                    if data is not None:
+                        source_used = "tencent"
+                        break
+                    if attempt == 0:
+                        first_attempt_failed_backup = True
+                except Exception:
+                    if attempt == 0:
+                        first_attempt_failed_backup = True
+                    if attempt < MAX_RETRIES - 1:
+                        time.sleep(1)
+            # 只有两个源都首次失败才算全局失败
+            if first_attempt_failed and first_attempt_failed_backup:
+                first_attempt_failed = True
+            else:
+                first_attempt_failed = False
 
         # 全局源不可用检测
         if not health.report(code, first_attempt_failed and data is None):