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
No. 1016, 10th Floor, Unit 1, Building 1, Bainaohui Information Plaza, No. 500 Jiefang Middle Avenue, Xinhu Street Office, Decheng District, Dezhou City, Shando