YYSR industrial co.,ltd is one of the leading global manufacturers and suppliers in the field of cable assemblies. YYSR is an international brand now. We are producing hollow and solid brass pin plugs to meet international standards such as: VDE, CE, UL, SAA, BSI, CSA, GS, ISO, PSE, IMQ, IRAM, Fi, TUV, IS, CEB, EC, SEV etc, and strictly compliant with RoHS directive. YYSR’s hollow type brass pins have many decisives advantages: 1. Internation patent: No.2037547 2. Huge advantage in price: Saving copper cost and improving process efficiency 3. Higher conductivity and quality: Germany VDE Test approvals No.40030576, No.40026071,No.40030711,No.40035599 4. Better brass material and appearance: more copper content in brass , eco-friendly, Lead-free , fair surface polish and SGS certificate for environment protection ----------------------------------------------------------------------------------------------------------------------------------------------- YYSR INDUSTRIAL CO.,LTD. Cixi Yinsheng Electronic Components Factory Mobile: +86-15336649361　　　　Email: steve@yysr.com Wechat: yysr_steve 　　　　 Skype/WhatsApp: +86-15336649361 　　　QQ：4008881477 Website: www.yysr.com