[Ultrasonic Electronics: The company currently has no products to supply to NVIDIA] On September 16th, Ultrasonic Electronics (000823.SZ) issued an announcement of abnormal stock trading fluctuations. The company is concerned that the market has recently paid high attention to concepts related to PCB (Printed Circuit Board) and computing power hardware. There are discussions in the market about the company's involvement in computing power, NVIDIA supply and other concepts. The company's current statement on relevant business conditions is as follows: The statement that "ultrasonic electronic high-frequency boards have passed NVIDIA certification" is not true. The company currently has no products to supply to NVIDIA; the company's 800G and 1.6T optical module supporting PCBs are in the research and development follow-up stage. There are uncertainties in the follow-up progress, customer certification, and mass production of the above-mentioned R&D projects, and large-scale supply has not yet been achieved. As of now, the above-mentioned products have not generated corresponding revenue. The market's recent demand for PCBs and copper-clad laminates in the upstream of the consumer electronics industry chain is expected to increase. The company's fundamentals have not changed significantly. Investors are asked to rationally study and judge the company's fundamentals.