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Optical module makers surge as AI boom drives demand

economy-finance · 2026-04-24

The rise of artificial intelligence has unexpectedly boosted Chinese optical module makers. Zhongji Innolight, the world leader in this sector, has seen its stock skyrocket tenfold in just a year. Meanwhile, smaller firms like Eoptolink Technology and Suzhou TFC Optical Communication have also thrived, with their shares increasing over five times. Recently, these three Shenzhen-based companies surpassed the market value of the famous baijiu company, Kweichow Moutai. In the first quarter, Innolight and Eoptolink ranked second and third among popular stocks for actively managed equity funds in China, while TFC came in 12th, outperforming both Ping An Insurance and chipmaker Cambricon Technologies. Both Innolight and TFC are looking to launch their IPOs in Hong Kong.

Key facts

  • Zhongji Innolight shares jumped tenfold in the past year.
  • Eoptolink Technology and Suzhou TFC Optical Communication shares rose more than five times.
  • Combined market cap of the three firms surpassed Kweichow Moutai.
  • Innolight and Eoptolink were second and third favorite stocks among actively managed equity funds in Q1.
  • TFC ranked 12th, ahead of Ping An Insurance and Cambricon Technologies.
  • Innolight and TFC plan to list in Hong Kong.
  • Optical modules convert electrical signals to optical signals for high-speed data transmission.
  • The sector benefits from AI-driven demand for data center communications.

Entities

Institutions

  • Zhongji Innolight
  • Eoptolink Technology
  • Suzhou TFC Optical Communication
  • Kweichow Moutai
  • Contemporary Amperex Technology Ltd (CATL)
  • Ping An Insurance
  • Cambricon Technologies
  • Wind

Locations

  • China
  • Shenzhen
  • Hong Kong

Sources