Earnings Surge and Fund Buying Offset Tax and Selloff Shocks
First-half profit forecast up 283–296% on AI data center demand DSBJ expects H1 2026 net profit of 2.9–3.0 billion yuan, up 283–296% year on year. The jump comes from data center investments, its optical module business integration, and solid consumer electronics and auto parts. This directly boosts earnings expectations and supports a higher stock price.
The profit surge is the core fundamental driver behind the stock's re-rating.
Zhang Kun adds DSBJ to top ten holdings for first time Top fund manager Zhang Kun added Dongshan Precision to his fund's top ten holdings in Q2, shifting away from baijiu toward tech growth. This signals rising institutional demand and can attract more buyers, pushing the price up.
Institutional buying is a direct demand catalyst for the shares.
New environmental tax on VOCs to raise compliance costs from 2027 China will pilot an environmental protection tax on volatile organic compounds across eight industries, including general equipment manufacturing, starting January 1, 2027. DSBJ fell 9.74% on the news as investors worry about higher compliance costs and tighter regulation.
This is a new regulatory cost that could pressure future margins.
CPO sector selloff and PCB rebound show high volatility On July 17, CPO concept stocks plunged and DSBJ hit the daily limit down amid a broad tech selloff. By July 27, the PCB sector rallied and DSBJ rebounded 6.39%. These sharp swings reflect sector-wide sentiment, not company-specific news, and add short-term trading risk.
The extreme price swings show how sector sentiment can overwhelm fundamentals in the short run.