Qingdao Hengfengshuai Electric Co., Ltd      

WhatsApp： +86 152 6625 8801     

Address: No. 251, Xingyang Road, Chengyang District, Qingdao, Shandong

Email: hfs@hengfengshuai.com      

Customer service email: service@hengfengshuai.com      

website:https://www.hengfengshuai.com