YYSR INDUSTRIAL CO., LTD.  

YYSR is a professional manufacturer of AC Power Plug Inserts and Hollow Pins. Our high-tech hollow pin is with international patent. Many items of hollow pin plug insert are with VDE approval and compliant with RoHS & REACH directive. Our mission is to be the industry leader of high quality hollow pin plug insert. We eager to meet customers' needs and provide competitive pricing. Technology is the Engine, Quality is the Life. [More Details...]