On October 30, Jin'an Guoji Group Co., Ltd. announced that the company's stock closing price had cumulatively deviated by 20% over three consecutive trading days, constituting abnormal trading fluctuations. The company stated that, as of now, it has had no contact with Nvidia or Huawei, nor has it engaged in any form of direct business cooperation with them. The company's high-frequency and high-speed copper clad laminate products are still in the R&D and customer sample submission stage and have not yet generated revenue; there is uncertainty regarding R&D progress and outcomes.