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/Guangzhou
Address
Room 913, Building C, No. 3 Langjing Road, Xinshi Community, Dalang Sub-District, Longhua District, Shenzhen City, Shenzhen, Guangdong, China