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28/09/2026 10:14

Yangtze Optical Fiber plunges 11%, Accelink drops 5.3%, U.S. bipartisan lawmakers propose restricting government use of Chinese-made optical modules

  {Economic Daily News, 28th Special Report} Accelink (03308) H-shares are currently down 5.3% at HK$1,109, marking five consecutive days of decline with a cumulative drop of 11.3%. The stock has traded approximately 390,000 shares, involving HK$430 million. Its A-shares (Shenzhen: 300308) are currently at RMB 839.23, down 6.3%, with turnover of RMB 10.404 billion from 12.18 million shares. At current prices, the A-shares are trading at a 12.1% discount to the H-shares.

  Bipartisan U.S. congressional lawmakers jointly introduced a bill last Friday (25th), proposing to ban the federal government from using Chinese-made optical modules (optical transceivers) in government systems involving sensitive information, aiming to reduce potential risks posed by such equipment to U.S. artificial intelligence data centers and government systems. The bill targets optical modules produced by Chengdu Sicoya (Shenzhen: 300502) and Accelink.

  Previously, the U.S. Department of Defense has already placed Accelink and other companies on the "1260H List".

  Currently, the Hang Seng Index stands at 24,668, up 158 points or 0.6%, with main board turnover nearing HK$46.8 billion. The Hang Seng China Enterprises Index is at 8,219, up 53 points or 0.7%. The Hang Seng Tech Index is at 4,296, down 14 points or 0.3%.
 
Performance of related stocks in the same sector
Stock (Code)Current Price (HK$)Change (%)
Comba Telecom (01300)3.165Down 8.26%
Yangtze Optical Fiber & Cable (06869)165.5Down 11.26%
Accelink (03308)1109Down 5.3%
KBC Advanced Materials (01888)49.44Down 5.38%
Cambridge Industries (06166)111.7Down 3.46%
Converge ICT (01729)16.71Down 3.52%
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