Zhengzhou Henan Gold and Silver Jewelry Quality Supervision and Inspection Station appraised the silver jewelry. Henan Gold, Silver and Jewelry Quality Supervision and Inspection Station is located on the west side of Floor 1 1, Geology and Mineral Building, No.28 Jinshui Road, Zhengzhou City (30 meters east of the intersection of Jinshui Road and Epidemic Prevention Road). Is a professional silver jewelry appraisal institutions, qualified, professional, good service. Therefore, Zhengzhou Henan Gold and Silver Jewelry Quality Supervision and Inspection Station has a good evaluation of silver jewelry.