Tangshan Haoyu Science and Technology Development Co., Ltd. 

          Address: Room 905, Building 3, Central Plaza, Junxinli, lubei district, Tangshan City, Hebei Province, China 

          Post: 063000

          Mobile : +8613603376297

          Wechat: 13603376297

          Website: www.saziajudgesinger.com

          E-mail：quqianghao@163.com