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
Shekou, Customers' warehouse, YanTian
Address
Room 511, Jianxing Business Center, No. 26 Zhanqian Road, Huadu District, Guangzhou, Guangdong, China, 512600