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
TIANJIN PORT, QINGDAO PORT, SHANGHAI PORT
Address
Room 247-2255, 2 / F, 109-1 Quanyun Road, Shenyang Area, China (Liaoning) Pilot Free Trade Zone