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.
Address
Room 2, 1101, Building 2, Lingang Equipment Intelligent Manufacturing Center (Liandong U Valley), No. 17, Nankun Avenue, Jiujiang Town, Nanhai District, Foshan, Guangdong, China