Sichuan Tianyi Information Science & Technology Stock Co., Ltd, a subsidiary of Sichuan Tianyi Group Corporation. was established in 1986 focusing on Research & Development, Manufacture & Sales of wide range products including Heat Shrinkable Joint Closures for telephone cables, heat shrinkable sleeves (tubes), aerial cable jointing materials, optic passive devices(fiber optic patch cords, jumpers, adapters and attenuators, etc.), fiber optical joint closures, fiber optical terminal boxes(or fiber optical distribution frames), ADSL modems, CDMA/GSM Repeaters for Mobile Communication, heat shrinkable sleeves for corrosion protection of natural gas and petroleum pipelines.The factory premises covers an area of 85000 square meters with 1125 staffs. This company is one of the two units that carried out the emendation of the technical specification of jointing materials for telecommunication cables issued by Information Industry of China. It was qualified ISO9001 in June 2003. On March 12 1997, it was awarded Telecommunication Network Access License of China which honoring it the first one to get the license among the manufacturers making similar products in China. Its customers are among all over China cities. We got the testing certificates and technical acceptance in many countries. In 1998, it was the 10th one among top 50 Chengdu Industrial Manufactures and the No. 1 which occupied the largest market in the cable joint closure sector in China. It is certified as one of 50th largest industrial manufactures in Sichuan Province. China’s former premier Zhu Rongji inspected Tianyi Group on June 11th , 2001. He highly complimented that Tianyi products are with high-tech and gave a best wish that Tianyi would develop better when shaking hands with the chairman of Tianyi Group.