Established back in 1980, Hong Kong Chengxing Group Co., Ltd. initiated its operations in the manufacture of traditional soldering products. With the rapid development of the electronics industry in mainland China, the business in the mainland has been expanding. Gaoxin Tin Industry (Huizhou) Co., Ltd. has been established in the Pearl River Delta with an annual production capacity of over 8,000 tons. Huizhou Chengli Industrial Co., Ltd. is a new material technology enterprise specializing in the technical development, solutions, production and sales of polyurethane, epoxy resin, silicone materials and solder materials in the fields of electronics, electricity, power supply, LED packaging, LED display, LED lighting, communication, automobile electronics, household appliances and instruments, with an annual production capacity of over 10,000 tons. Kunshan Chengli Solder Manufacturing Co., Ltd. was invested and established in the Yangtze River Delta, and has been committed to producing a new type of green welding material with an annual production capacity of over 3,000 tons.