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
4th Floor, Building A1 A2, No. 56 Shilongzi Road, Shuitian Community, Shiyan Street, Bao'an District, Shenzhen, Guangdong, China