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 1521, Apartment B-1, Taifu City, No. 19 Guangdian Middle Road, Hutang Town, Wujin District, Changzhou City, Changzhou, Jiangsu, China