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
Guangzhou
Address
Room 317, 3rd Street, Zhuji International Machinery City, No. 36 Zhuji Road, Tianhe District, Guangzhou City, Guangzhou, Guangdong, China, 510710