Bontecn Group China Co., Ltd, formerly known as Longyang chemical, was founded in 2003. It is a manufacturer specializing in the production of plastic and rubber additives. It is a professional enterprise integrating scientific research, development, sales, service and investment.

In recent years, the company's investment in R & D and science and technology of rubber and plastic and ABS additives has increased year by year. While the total amount and intensity of R & D investment have maintained double growth, the structure of R & D investment has been optimized. In terms of hardware, the company has successively purchased international advanced automatic production lines and testing equipment, committed to developing products with international advanced level, and the raw materials required for production are also purchased from manufacturers with world-class technology, with stable and reliable quality. At present, the company has 5 senior R & D personnel, more than 20 intermediate R & D personnel and more than 20 cooperation teams. Now the company and foreign well-known enterprises jointly develop a new product, which can solve the problems of traditional plastic formula ingredients and high cost, and has achieved significant results. With advanced process technology and perfect detection means, we continue to explore, devote ourselves to research and development, and cooperate with scientific research institutes all year round to continuously develop new products and new processes. At the same time, we should establish a strict production control system and quality management system, adhere to the market-oriented and user-centered business policy, and strive to provide customers with satisfactory products and thoughtful services. The products have been exported to North America, Latin America, European Union, Asia Pacific, Africa and other countries and regions. Since its establishment, the company has been deeply praised and recognized by customers at home and abroad with its business philosophy of "promoting development with quality and promoting cooperation with integrity", and has won a good reputation in the industry.