Entering the website online:
http://pld.iapmo.org/default.aspx
You can see that IAPMO R&T is an authoritative organization specializing in American sanitary ware certification, on which you can confirm whether the product has obtained a healthy and non-toxic international certification.
Select “Listee Name”, and enter the company name “VANCHI” in the search box, then the company name “VANCHI sanitary ware co., ltd” and the corresponding certificate number will be displayed below.