Tianyancha members can only get a refund for one month if they read the wrong software. If you have been a member of Tianyancha for one month, you can contact Tianyancha’s customer service to explain that you signed up as a member after reading the wrong software and then get a refund. Tianyancha is a tool platform that provides comprehensive corporate information query and professional corporate relationship mining. It can query corporate industrial and commercial information, legal proceedings, trademarks and patents, foreign investment, bidding, breach of trust, operating abnormalities, corporate annual reports, and recruitment. and news updates, etc., covering more than 80 million enterprise information across the country, and updated simultaneously with the website of the Industrial and Commercial Bureau.