diff --git a/Chinese/15_python_type_errors_cn.md b/Chinese/15_python_type_errors_cn.md
index 13c9cc8..9e70914 100644
--- a/Chinese/15_python_type_errors_cn.md
+++ b/Chinese/15_python_type_errors_cn.md
@@ -341,4 +341,4 @@ ZeroDivisionError: division by zero
 
 🎉 恭喜！🎉
 
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+[<< 第14天](14_higher_order_functions.md) | [第16天 >>](16_python_datetime_cn.md) 
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