250000-300000shots P20/718/738/NAK80/S136 Polishing Plastic Injection Mould and Injection Moulding for Vehicle Mould Production Line

Plastic injection moulding production line for manufacturing precision plastic parts using P20, 718, 738, NAK80, and S136 mould steels. Designed for high-volume production with consistent quality and tight tolerances.

Beijing Longshan Brothers Trading Co., Ltd. is located in Beijing, the capital of China. The company comprises a mould company specializing in injection mould manufacturing, an aluminum die casting company focused on die-casting mould manufacturing, a machinery company engaged in machine development and manufacturing, and an OEM assembling company.

Founded in 1992, the company covers an area of 15,000 square meters with more than 100 employees. ASSAB, LKM, YUDO, and other well-known domestic and foreign enterprises are extended suppliers of raw materials. Products have long served China, Germany, Italy, Russia, and other overseas countries.

The company has passed the ISO:9000 quality system certification. It has mass-produced plastic parts, stamping parts, and aluminium die castings parts with mould as tools. These are mainly used in electrical equipment, electric power, photo voltaic, aerospace, railway locomotives, household appliances, cars, construction materials, medical, and other industries.

We have rich experience in meeting customer quality requirements and a perfect service system in before-sale, during-sale, and after-sale. We are devoted to creating an Ever-stand Brand and building a century enterprise. Looking forward to the future, the company will uphold the business philosophy of professional quality, integrity, and development, creating higher and more precise products. Making friends with the whole world and achieving a better future hand in hand.