We, PTCQ TECHNOLOGIES, specialized in metal parts such as precision machining, stamping, sintering (metal powder metallurgy), etc for more than decades of years. To enlarge our business, a friend who is also another shareholder with an factory mainly ...

ZCMIM is specialized in iron, stainless steel, carbide, high density tungsten alloy, aluminum, copper and other metal powder metallurgy materials, injection molding product development, production sale of high-volume precision, three-dimensional ...

Toto, a Hong Kong based company, specializes in producing ore materials. We own an to explore different types of the products. These products as Wollastonite, Calcite, Calcium Carbonate are mainly for Industrial use while Barium Sulphate oil drilling ...