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 port, Shekou port
Address
Block 1, Furong Lantian Technology Park, Xinyu Road, Shajin Town, Baoan District, Shenzhen, Guangdong, China