CIG ShangHai Co Ltd is a China-based company principally engaged in the research and development, production and sales of terminal equipment (including telecommunications broadband, wireless networks and small base stations, edge computing and industrial Internet products) and high-speed optical module products for telecommunications, data communications and enterprise networks. The Company's main products include optical fiber access products, copper wire access products, home wireless interconnection products, Ethernet switches, Internet of Things (IoT) gateways, 100G optical modules and others. The Company's products are mainly used in homes, businesses and various commercial environments. The Company mainly operates its businesses in the domestic market and overseas markets.