Shanghai ZHJ Technologies Co., Ltd. was established in the year of 2007, Integrating R&D, production, sales, technical consultation and service, ZHJ is a national torch plan hi-tech enterprise in the line of contact material. ZHJ is committed to the use modern science and technology to solve the problem with contact materials, we import B5000 Auto machine from Bihler in Germany to enhance and improve the company's technology level. ZHJ main products include six series of silver alloy wire, contact rivet, contact tip, PM contact tip, button contact and contact Assembly, Through our experience in precious metals processing for over 20 years and our broad know-how in current carrying electrical connections we are the partner of choice for many companies in a broad range of industries and in nearly all market regions. we have moved our factory to Dongguan, and our factory in China named Dongguan Huano Alloy Co., Ltd.ISO 9001:2015 Certification awarded by GNYQuality Management System based on Continuous Improvement and Defect PreventionProcess and Quality Control from Raw Materials to Finished GoodsState of the Art Test and Measurement EquipmentTrained, Experienced QA/QC personnelMeet or Exceed Customer's SpecificationsSHZHJ has devoted itself to protecting the environmentOur products comply with the requirements of the EU RoHS DirectiveElectrical contact materials design / manufacturing--Electrical contact material connection design / manufacturing--Electrical contact assemblies processing / manufacturing--Technical consultation for system value-increasing services--To become a leading supplier of the overall solution of electrical contact system.