Headquarters: Shenzhen Huahai Smart Card Co.,Ltd.

Address: 5/F, building B, Qiaotong Yuanling Industrial Park, Yuanling Road, Shiyan Town, Bao'an District, Shenzhen City, Guangdong Province, China

Email: sales02@wristband.cn
Whatsapp/WeChat: (+86)18098986001
                                (+86)18948722001
                                (+86)18927455676

Branch: Huahai Group Holdings Ltd.

Address: Unit 3,6/F.,Kam Hon Industril Building, 8 Wang Kwun Road, Kowloon Bay, HONG KONG, China.
Office number: 00852-21386086
                        00852-30691955(fax)