CIG(SH:603083) 智通财经网·2025-06-20 12:24Group 1 - The China Securities Regulatory Commission (CSRC) has issued supplementary material requirements for seven companies, including Cambridge Technology, which is preparing for an overseas listing on the Hong Kong Stock Exchange [1][2] - Cambridge Technology is a global leader in providing critical infrastructure components to support artificial intelligence development, with sales primarily from optical connection solutions, broadband solutions, and wireless technology solutions [2] - The company is recognized as one of the first in the global OWCD industry to develop 800G and 1.6T optical module products, with its 800G optical module being the most advanced mass-produced product globally as of April 18, 2025 [2] Group 2 - The CSRC has requested Cambridge Technology to clarify its compliance with foreign investment access policies and to provide details on its websites, apps, and user data management practices [1] - The company must also disclose detailed information regarding its overseas fundraising projects and the status of foreign investment approvals or filings [1]