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, shanghai
Address
12a06 Hisense Huanwan Building, Rui Chang Road 226, Shi Bei District, Qingdao, Shandong, China, 266000