About us: Our company was built by the initiator of jewelry machine of China – Mr. Cai Hanwei in 1992. After years of development, we have become one of the most competitive manufacturers in the field of jewelry machines making.

Business Scope: We are specialized manufacturer of automatic jewelry machines and equipments from furnace entry to finished products, also manufacturing various kinds of gold, 925 silver, copper, 316L stainless steel, semi-finished and finished chain. Base on the excellent technique, nice fashion style and high quality, our machines and chains sell well all over the world.

Our Technology: Our R&D department workers have been studying advanced technology to keep our products on top range. Our GTZL-300 Automatic Chain Plasma Welding & Making Machine, High-Speed Chain Making Machine Series have gained a series of Technology Patent Certificates.

Our Service: Our professional team can offer machine installing and chain making training to customers. Meanwhile, for any new comer we will make a practical project for door-to-door training on installing, operating and service. Gangtai will not only offer you high quality products but also satisfied service.