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
Shenzhen, Hongkong
Address
10th Floor, Building A, Sanhuan Technology Building, Intersection of Dongchang Road and Tongren Road, Guangming District, Shenzhen, Guangdong, China, 518000