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. 1189, EAST OF ZHENXING STREET, SOUTH OF JIANGJUN ROAD,BOHAI ROAD SUBDISTRICT,QINGYUN COUNTY DEZHOU CITY,SHANDONG PROVINCE 253700, CHINA