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
Address
7th Floor, Building a, Longbang Kexing Science Park, Matian Street, Guangming District, Shenzhen City China, Shenzhen, Guangdong, China, 518106