You can ask them to give you their Chinese company name, then you check online.
There is a website named” National Enterprise Credit Information Publicity System”, in Chinese it’s called “国家企业信用信息公司系统”.
It is the official website in China that you can search for and check some main information about all the registered companies in China, including the status of that company, shareholders, the information of the key person, trademark information, penalty information from administration….
If on this website, you can find their information by search for their Chinese company name, then that company is a real company.
If you don’t know Chinese, you can use Google chrome, by using the translation function of Google Chrome, you can translate this website into English. However, you need to still use the Chinese Company Name for the search.
