Create README.md

Author: double22a

README.md

@@ -13,6 +13,7 @@
 | TAL ASR | 100 | https://ai.100tal.com/dataset | if available
 | Common Voice | 78 | https://commonvoice.mozilla.org/zh-CN/datasets | Common Voice Corpus 6.1 
 | ASRU2019 ASR | 500 | https://www.datatang.com/competition | if available
+| 2021 SLT CSRC | 398 | https://www.data-baker.com/csrc_challenge.html | if available
 
 
 **English**