According to the Department of Commerce's website, on March 22, 2024, US Conec, Ltd. filed an application with the US International Trade Commission in accordance with section 337 of the US Tariff Act of 1930, alleging that specific optical fiber connectors, adapters, jumper cables, and downstream products and components exported to the US, imported or sold in the US infringed its patent rights, requested the initiation of a 337 investigation, and issued a general exclusion order, limited exclusion order, and injunction. Five Chinese companies were involved in the case. In response to a list of companies involved circulating on the Internet, the reporter got in touch with Hengtong Optoelectronics and Zhongtian Technology today. “I just saw the relevant news this afternoon and we are understanding the situation.” Faced with the reporter's inquiry as an investor, a staff member of the Hengtong Optoelectronics Securities Department said that the company name in the online list is prefixed with “Hangzhou,” and that the company is actually a company in Jiangsu. “The translation may (is) not accurate.” The relevant person in charge of Zhongtian Technology also told reporters that they have just seen relevant information, and the details need to be further understood.