Dongguan Ruiqing Hardware Casting Co., Ltd. is a professional investment casting company. Covering an area of more than 4600 square meters, with more than 100 useful employees, equipped with its own processing workshopIn addition to the production and processing of investment casting, we can also provide heat treatment, surface treatment and other process services, such as tempering, annealing, quenching, blackening, electroplating, polishing, spraying, etc.We strictly comply with the tolerance standards of American Foundry Association and VDG-P690, all production and inspection are carried out according to ASTM, DIN, BS and JIS standards, and we can provide EN10204 3.1 and NDT test reports upon request.