diff --git a/sources/tech/20190301 Blockchain 2.0- An Introduction -Part 1.md b/sources/tech/20190301 Blockchain 2.0- An Introduction -Part 1.md
index e8922aa789..0594433893 100644
--- a/sources/tech/20190301 Blockchain 2.0- An Introduction -Part 1.md	
+++ b/sources/tech/20190301 Blockchain 2.0- An Introduction -Part 1.md	
@@ -1,5 +1,5 @@
 [#]: collector: (lujun9972)
-[#]: translator: ( )
+[#]: translator: (sanfusu )
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )