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 Port; Ningbo Port
Address
Building 1, No. 8 Wangsheng Road, Economic and Technological Development Zone, Linping District, Hangzhou City, Zhejiang Province, Hangzhou, Zhejiang, China, 311100