Dongguan TongJin Electrical Technology Co., Ltd was founded in 2002, and has been engaged in photo etching for 21 years, mainly on precision metal components including precision filter meshes, car speaker grills, adhesive speaker mesh, metal shims and so on.

Why choose Dongguan TongJin for photo chemical etching?

1, 20000m2 standard own-built factory with the wastewater treatment system;
2, ISO9001, IATF 16949 certificated;
3, With 20 experienced engineers and a professional QC team;
4, Imported etching machine and Auto 2D inspection machine;
5, 18 vertical etching lines and Seven horizontal etching lines;
6, Fully inspection and quality checking before shipment;

Value-added service: stamping, PVD plating, coating, brushing, polishing, etc...

Our goal is to offer a one-stop manufacturing solution for our valuable customers, saving them time and money, we always keep working on quality improvement to reach zero defects and 100% customer satisfaction.