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
South Side of West District, Floor 2, Building 7, Phase 4, Huahong Cultural Logistics Park, Minxiang North Road, High Tech Zone, Zibo City, 255000