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
Tongfang Century Building, No. 12, Xinlong Street, Hunhe Station East Sub-District, Hunnan District, Shenyang City, Liaoning Province, Shenyang, Liaoning, China, 110170