Cig Shanghai Co., Ltd. — Investor Relations & Filings

Cig Shanghai Co., Ltd., also known as Cambridge Industries Group (CIG), is a global technology provider specializing in the research, development, design, and manufacturing of advanced telecommunications and networking equipment. The company focuses on high-speed optical transceivers, including QSFP and SFP modules supporting speeds up to 800G, as well as broadband access solutions such as GPON, EPON, and 10G PON terminals. Its product portfolio extends to wireless networking hardware, including Wi-Fi 6/7 access points and 5G small cell solutions. Operating primarily through Joint Design Manufacture (JDM) and Original Design Manufacture (ODM) models, the company serves major telecommunications service providers and data center operators worldwide. CIG integrates state-of-the-art automated manufacturing processes with deep technical expertise in photonics and high-frequency electronics to deliver scalable ICT infrastructure components.