Customized Design High Precision Plastic Injection Molding Parts with 250000-300000shots Mould Life

We provide customized injection moulding services for all kinds of electronic device plastic parts. With personalized design and precise moulding technology, we deliver high-precision plastic components for electronic equipment.

30 years of experience

Beijing Longshan Brothers Trading Co., Ltd. is located in Beijing, the capital of China. It has a mould company mainly injection mould manufacturing, an aluminum die casting company mainly in die-casting mould manufacturing, a machinery company mainly in machine developing and manufacturing, and an 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 the extended suppliers of raw materials. Our products have long served China, Germany, Italy, Russia and other overseas countries.

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

We have rich experience in meeting customer quality requirements and maintain a perfect service system throughout 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 to create higher and more precise products.