diff --git a/sources/tech/20170509 How to Password Protect a Vim File in Linux.md b/sources/tech/20170509 How to Password Protect a Vim File in Linux.md
index 3085392c42..616d03b89b 100644
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 How to Password Protect a Vim File in Linux
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+ch-cn translating
 
  Download Your Free eBooks NOW - [10 Free Linux eBooks for Administrators][16] | [4 Free Shell Scripting eBooks][17]
 
diff --git a/sources/tech/20170519 10 Useful Tips for Writing Effective Bash Scripts in Linux.md b/sources/tech/20170519 10 Useful Tips for Writing Effective Bash Scripts in Linux.md
index add8faf39a..6f0cae4f8a 100644
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 10 Useful Tips for Writing Effective Bash Scripts in Linux
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+ch-cn translating
 
 [Shell scripting][4] is the easiest form of programming you can learn/do in Linux. More so, it is a required skill for [system administration for automating tasks][5], developing new simple utilities/tools just to mention but a few.