Custom Plastic Injection Mould with P20/718/738/NAK80/S136 Material and 250000-300000shots Mould Life for Vehicle Mould

Professional injection mould manufacturing with P20/718/738/NAK80/S136 materials

30 years of experience

Beijing Longshan Brothers Trading Co., Ltd. is located in Beijing, the capital of China. We operate multiple specialized companies including injection mould manufacturing, aluminum die casting, machinery development and manufacturing, and OEM assembly services.

Founded in 1992, our facility covers 15,000 square meters with over 100 employees. We partner with renowned suppliers including ASSAB, LKM, YUDO, and other domestic and international enterprises. Our products serve markets in China, Germany, Italy, Russia, and other countries worldwide.

The company maintains ISO:9000 quality system certification and specializes in mass production of plastic parts, stamping parts, and aluminum die castings. Our products serve diverse industries including electrical equipment, electric power, photovoltaic, aerospace, railway locomotives, household appliances, , construction materials, and medical sectors.

We provide comprehensive service support throughout the entire customer journey - before, during, and after sales. Our commitment is to build lasting partnerships and deliver precision-engineered solutions for global clients.