[Guoke Tiancheng] Communication Points 0729

English summary

1. Operating conditions: No changes in company fundamentals, news, or personnel. 2. Decline: Possibly due to R&D projects involving lithography machine optical lenses, causing the decline. 3. Increase in holdings: Chairman increased holdings at around RMB 70, showing confidence in stock price. 4. Main business: Infrared main business demand explosive growth, industry landscape further optimizing. 5. Research: Institutional investors welcome for on-site research in the near future. Conclusion: Pullback is a good opportunity to add positions. Welcome to private message for communication.