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
Address
Room 304, Buildingb, Jinyuguoji, No. 8 Yard, North Longyu Street, Huilongguan Changping District, Beijing P. R. China, Beijing, China, 100096