[Welgo: Current production and operation activities are normal and there are no major changes in the main business] On September 16th, Welgo (301251.SZ) issued a change announcement. The company is concerned that the market has recently paid high attention to relevant links in the artificial intelligence computing power industry chain and the printed circuit board (PCB) industry, and the secondary market transactions in related sectors are relatively active. The company's main business is the R&D, production and sales of printed circuit boards (PCBs). The company's main products include high multi-layer, thick copper (used in motors, electronic controls, and power supply fields), HDI boards, etc., which are mainly used in industrial control, AI server power supply, digital communications, commercial displays, intelligent control, automotive electronics, new energy and other fields. After verification, the company's current production and operation activities are normal, there have been no major changes in its main business, and there have been no major changes in the company's industry policies and internal and external operating environments.