everlight.eap/backend/MachineMaterialHandler/App.config

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <appSettings>
    <add key="ConnectionString" value="Server=192.168.124.94;Port=3306;Database=eap;Uid=root;Pwd=ofilmeap;Charset=utf8;Max Pool Size=10;SslMode=None;" />
  </appSettings>
</configuration>