no. According to the query software, the software can find business information, legal proceedings, registered trademarks, enterprise changes, etc., as well as trade unions. For example, the trade union of Canon (China) Co., Ltd. is located in Knitting Road, Chaoyang District, Beijing, but it is not impossible to find trade unions. Tianyancha, a leading commercial inquiry platform in China, has collected information of more than 23 million social entities in China, and updated information in more than 3 dimensions in time.