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
Building 12, Zhongxin Zhidi (Jurong) Intelligent Manufacturing Industrial Park, No. 23 Wenchang West Road, Jurong City, Zhenjiang, Jiangsu Province, P.R. China