PHP input database garbled code solution

PHP entered database garbled characters. the database encoding is "utf8_bin" and "utf8_bin". php always garbled characters when entering Chinese characters into the database! The PHP file is also edited and saved as UTF-8 in text, but the problem persists. The following code is PHPcode & lt ;? Phprequire_once ('../Connections/internal. php PHP enters database garbled characters
The database encoding is the encoding of the "utf8_bin" field and "utf8_bin". php always garbled characters when entering Chinese characters into the database! The PHP file is also edited and saved as UTF-8 in text, but the problem persists. Below is the code

PHP code

  
  
  
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