The business scope includes general projects: enamel products manufacturing; sanitary ceramic products manufacturing; sanitary ware manufacturing; ordinary valve and plug manufacturing (excluding special equipment manufacturing); metal tool manufacturing; metal packaging containers and materials manufacturing; hardware product wholesale; building metal accessories manufacturing; kitchen, bathroom, and daily sundries research and development; building decoration, plumbing pipe fittings, and other building metal products manufacturing; daily metal products manufacturing; kitchen, bathroom, and daily sundries wholesale; hardware product retail; kitchen, bathroom, and daily sundries retail; valve and plug sales; sanitary ware sales; sanitary ceramic products sales; daily ceramic products sales; building ceramic products sales; import and export of goods; import and export of technology;