Zhongji Innolight (300308.SZ) Hot Stock Analysis: AI-Driven Surge in Optical Module Demand and Market Performance

Zhongji Innolight (300308.SZ) is a leading Chinese optical module manufacturer, mainly engaged in optical module business [0]. The core driver for it to become a hot stock in 2025 is the surge in optical module demand brought by the AI industry boom [0]. The company’s stock performance is outstanding: in 2025, it has risen 227% cumulatively, with a market capitalization of 450 billion yuan [0], and the current stock price is 543.22 yuan [2]. In terms of performance, its first-half profit in 2025 increased by 69% [0], reflecting strong fundamentals. In terms of market scale, the optical module market has grown from 6 billion yuan in 2020 to an estimated 117 billion yuan in 2025 [0], showing significant industry growth. The company’s strategic moves include considering listing in Hong Kong [5] and expanding into the automotive intelligent system field [0]. In addition, HSBC Global Research has listed it as one of the AI theme selected stocks [6].

• Cross-domain correlation
  : Positive cycle of AI industry growth → optical module demand → company performance → stock price rise
• Deep meaning
  : As a key supplier of AI data center infrastructure, Zhongji Innolight’s performance reflects the strong demand in the upstream of the AI industry chain [0]
• Systematic impact
  : The rapid growth of the optical module industry may drive the development of the entire communication equipment industry chain [3]

1. AI industry growth is lower than expected leading to a decline in optical module demand
2. Increased competition in the optical module market
3. Uncertainty in the Hong Kong listing process [5]

1. Long-term opportunities brought by the continuous growth of AI computing power demand
2. International layout (e.g., Hong Kong listing) [5]
3. Expanding into new business areas (automotive intelligent systems) [0]

• Short-term
  : Pay attention to AI industry policies and demand changes
• Long-term
  : Focus on the company’s internationalization and new business progress

Zhongji Innolight has become a hot stock due to the AI-driven growth in optical module demand, with excellent stock price and performance in 2025 and active strategic layout. Investors should pay attention to industry demand changes and the company’s strategic execution, balancing short-term fluctuations and long-term growth potential.