CIG Shanghai Co., Ltd. (Cambridge Industries Group; Ticker: 6166 HK) is a China-listed communications equipment manufacturer specializing in broadband, wireless network, photonics, and edge computing solutions. CIG develops and sells telecom broadband terminals, wireless access devices, and smart home gateway products, serving global telecom and data center markets. The company plans to list its H-shares on the Hong Kong Stock Exchange on Oct. 28, 2025, offering 67.01 million shares at an expected price of HKD 68.88 per share, to raise approximately HKD 4.62 billion (USD 594 million). All shares are primary, with a 15% greenshoe option for an additional 10.05 million shares. The IPO is managed by CLSA Ltd., DBS Asia Capital, and Guotai Junan Securities (Hong Kong) Ltd. Founded in 2005, CIG operates subsidiaries in China, the United States, Japan, Germany, and Malaysia, and supplies high-performance equipment to telecom carriers and hyperscale data centers worldwide.