A visit — yours or an inspector's — is the surest check on a new supplier. Send a date and what you want to see; the request reaches them as an enquiry you can track.
Nearest Port
Shanghai/Ningbo/Qingdao/Tianjin
Address
Room 509a, Building 1, Euro American Financial City, Cangqian Street, Yuhang District, Hangzhou, Zhejiang, China