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.
Address
Buiding 25-26. Huichuang Industrial Park, No. 238, Jinhan Road, Langxia Street, Yuyao City, Ningbo City, Zhejiang Province, Ningbo, Zhejiang, China