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
Qingdao
Address
2021-0310 (a), 1st Floor, East Office Building, No. 45 Beijing Road, Qianwan Bonded Port Area, Qingdao, China (Shandong) Pilot Free Trade Zone