diff --git a/scripts/data_collector/yahoo/README.md b/scripts/data_collector/yahoo/README.md
index 956a736ea..4f1f4c650 100644
--- a/scripts/data_collector/yahoo/README.md
+++ b/scripts/data_collector/yahoo/README.md
@@ -5,8 +5,10 @@
 
 >  **Examples of abnormal data**
 
-- [SH600000](https://finance.yahoo.com/quote/600000.SS/history?period1=1147046400&period2=1147478400&interval=1d&filter=history&frequency=1d)
-- [SH600018](https://finance.yahoo.com/quote/600018.SS/history?period1=1158883200&period2=1161907200&interval=1d&filter=history&frequency=1d)
+- [SH000661](https://finance.yahoo.com/quote/000661.SZ/history?period1=1558310400&period2=1590796800&interval=1d&filter=history&frequency=1d)
+- [SZ300144](https://finance.yahoo.com/quote/300144.SZ/history?period1=1557446400&period2=1589932800&interval=1d&filter=history&frequency=1d)
+
+We have considered **STOCK PRICE ADJUSTMENT**, but some price series seem still very abnormal.
 
 ## Requirements
 
@@ -43,4 +45,4 @@ python collector.py manual_adj_data --normalize_dir ~/.qlib/stock_data/normalize
 
 ```bash
 python collector.py dump_data --normalize_dir ~/.qlib/stock_data/normalize_dir --qlib_dir ~/.qlib/stock_data/qlib_data
-```
\ No newline at end of file
+```