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, Guangzhou port
Address
Room 206, D Block, Hongtai Creative Park, Changsenshui Street, Nancheng District, Dongguan, Guangdong, China, 523000