Hangzhou Jointstar Technology Co., Ltd. and its affiliated company Hangzhou Putianle Cable Co., Ltd. are private companies, which engage in manufacturing coaxial cables and passive optical components for telecommunication and television industries, as well as supplying on-line maintenance and cleaning service to telecommunication equipment.

The manufacturing faculties of coaxial cables and passive optical components have passed the certification of ISO9001:2000, all products have obtained the Certificate of Network Access for Ministry of Information Industry, or Administration of Radio, Film and Television, PRC. The main products include: RG series coaxial cables; Digital coaxial cables/CAT 5 coaxial cables; Attenuators; Connectors; Adaptors; Closures; All products have been widely used by telecommunication, broadcasting and television industries in China, and exported to other countries (regions), such as Middle East, India, South America, etc...

The on-line cleaner for telecom equipment and the relevant tools and techniques developed by Hangzhou Jointstar have been widely used in the equipment maintenance of telecommunication, mobile telecommunication and power supply companies around China, solved the pollution and erosion problems of the equipment effectively that have obsessed the relevant operators for long time, enhanced the working efficiency and security of the system and the network.

The companies have very close technological collaborations with Alcatel Hangzhou Telecommunication System Co., Ltd. and Hangzhou Bell Telecommunication System Co., Ltd., thus further enhance the companies R&D abilities.