Zheshang Machinery & Large Manufacturing [Yongding Co., Ltd.] Optical Chip Business Progressing, Logic Unchanged, Continued Recommendation

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### Zheshang Machinery & Large Manufacturing [Yongding Co., Ltd.] Optical Chip Business Progressing, Logic Unchanged, Continued Recommendation Time: 2026-07-30 08:06:26 Content: Zheshang Machinery & Large Manufacturing [Yongding Co., Ltd.] Optical chip business progress, logic unchanged, continue to recommend $Yongding Co., Ltd.(SH600105)$ One-sentence logic: Benefiting from optical fiber price increases, optical fiber, optical chips, and superconductors are expected to take over in succession, opening up growth space. 1. Event: The company announced that Dingxin Optoelectronics received purchase orders for high-power lasers from customers A and B, with a total amount of approximately RMB 1.133 billion. The downstream major customers of the optical chip business continue to expand, and the company's performance is expected to take over. 2. Operations: The company disclosed its 2026 H1 earnings forecast: optical fiber volume and price rose together, with adjusted net profit increasing by 55%-119% YoY. The performance growth is mainly due to the simultaneous increase in volume and price in the optical fiber market, leading to a substantial profit increase in the segment, while automotive wiring harnesses and overseas engineering declined YoY. 3. Three major businesses are expected to take over: 1) #Optical fiber: has built a complete 'rod-fiber-cable' industry chain, with capacity expansion and renovation advancing in an orderly manner;…