Weifang Tuoshi Chemical Co., Ltd

Since its creation in 1684, De Dietrich has evolved to become a world leader in the conception, design and manufacture of glass-lined equipment. Starting in the early 70’s De Dietrich has developed an international network of glass-lining plants by

Based in Tokyo and Osaka, Japan, Teijin is a global technology-driven group operating in eight main fields: aramid fibers, carbon fibers, polyester fibers, plastics, films, medical & pharmaceuticals, fiber products marketing and IT businesses. Teijin

LeShi Technology is a high-tech company specializing in the sales, maintenance, technical consulting, and implementation of turnkey system integration solutions for well-known foreign brand instruments and meters. As a major domestic supplier of anal