There are three national inspection companies in Hebei, which have national jewelry inspection qualification certificates and are recognized by the state.

1. Lv Fu, Quality Inspection Station of Gold, Silver and Baoyu Jewelry in Hebei Province, No.53 Baihua Road, Baoding City, Hebei Province

2. Xu Hai Jiang Jewelry and Jade Product Quality Inspection Station, No.50 Huainan East Road, Shijiazhuang City, Hebei Province

3 Hebei Tangshan Gold Gem Jewelry Quality Inspection Station No.23 Beixin East Road, Tangshan, Hebei, Wang Jingping

I hope the answer can help you.