Zhongxiao Hengsen Technology (Qinhuangdao) Co., Ltd 
Phone: 0335-5999051 
Mobile phone: 133-1333-9725 
Email: xxdz@xiaoxiong119.com 
Website: www.xxdz2021.com 
Address: Building 15, Yongding River Phase I, Economic and Technological Development Zone, Qinhuangdao City, Hebei Province