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Xiamen Keystone Industry Co., Ltd.

Keystone Industry is a professional stone company which specializes in artificial and nature Stone . Our main products cover quartz slab, quartz countertops Sintered Stone slabs, Artificial Marble, Semi-Precious stone and nature stone. With about 15 years experience on stone, the company set up a group of skilled workers, inspectors, and a professional sales team, which could offer our worldwide customers high quality products and best service.