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 Port, Shenzhen Port
Address
2f, No. B075, Guangfu (International) Trade City, 6 Lujing Rd, Yuexiu Dist. Guangzhou, Guangzhou, Guangdong, China