We do maximize our effort to use our technical know-how to recycle natural resources and manufacture high purity metals for niche markets. Developing niche market and satisfying customers’ needs are our goals. We contribute to global society with our motto “Earth Friendly”.
Kohsei Co., Ltd. Kitakyushu Plant

We are manufacturing scarcity value metals such as Recycled Cemented Tungsten Carbide, High Purity Metal Chromium, High Purity Metal Rhenium and so on. We are supplying essential metal raw material with high level technologies such as purification, milling and sintering that are based on the recycle technology of cemented tungsten carbide.