General projects: Jewelry retail, jewelry wholesale, Wholesale of non-metallic minerals and related products by Yiyingyong technicians and collectors (excluding domestic teeth and their products), retail of arts and crafts and collectibles (excluding ivory and its products), sales of arts and crafts and ceremonial products (excluding ivory and its products), online sales (except for the sale of licensed goods, import and export of goods; Technology import and export; Japanese foreign service police industry is trusted to sign the "Approval Required by the Law of Exclusion of Nature" in accordance with the Medical Code