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, Shenzhen Port
Address
Room 319 and 320, 3rd Floor, Building 1, No. 6 Yard, Gaoxin 4th Street, Changpingdistrict, Beijing City, Beijing, China