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
Zhongshan Port, Shenzhen Port
Address
4th Unit, 1st Floor, No. 13, 1st Street, Hongye Road, Caoer, Guzhen Town, Zhongshan, Guangdong, China