YINGYU electronic put customer at first , All raw materials must come from reliable suppliers.All products are designed based on customer requirement , Goods quality be monitored by particular quality person , all devices be checked regularly, production totally follow SOP

• 01

  Adapt effective actions/measures into controlled documents

• 02

  No sooner said than done－fully follow controlled documents to manage everything

• 03

  Documentalize every procedures and have tracebility

therefore , YINGYU always win extensive credits and reputation in cometitive market until now.