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 port, Dalian port
Address
Room 506-1, Building 3, Huixin Times Center, No. 2228 Tianchen Road, Jinan, Shandong, China, 250000