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, Tianjin
Address
Building No. 3, Zhongrun Century Center, No. 12111 Jingshi Road, Lixia District, Jinan, Shandong, China, 250014