Chengdu SIWI Science and Technology Company Limited 

Chengdu SIWI Science and Technology Company Limited, together with its subsidiaries, manufactures and sells telecommunications cables in the People's Republic of China. It operates through Copper Cable and Related Products; Optical Communication Products; and Wire Casings and Related Products segments. The company offers electric wires and cables, optical fibers and cables, wire and cable specific materials, and cable accessories; equipment and various kinds of information industrial products devices; equipment technology research and development; and product manufacturing, and sales and service. It also provides irradiation processing services. The company was formerly known as Chengdu PUTIAN Telecommunications Cable Company Limited and changed its name to Chengdu SIWI Science and Technology Company Limited in August 2022. The company was founded in 1958 and is headquartered in Chengdu, the People's Republic of China. Chengdu SIWI Science and Technology Company Limited is a subsidiary of China Potevio Company Limited.