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
Room 2601-8, Building 2, Zenyatta International Creative Center, No. 1750, Jianghong Road, Changhe Street, Binjiang District, Hangzhou, Zhejiang