Welcome: Shenzhen YueFa Technology Co., Ltd
joe@yftechnology.com ; david.wei@yftechnology.com 86-755-88888888
Best-selling smart ring - Heart rate monitoring, blood oxygen monitoring, blood pressure monitoring, step counting, exercise tracking YH08
Contact: YueFa Technology
Phone: +86 15989380466
E-mail: joe@yftechnology.com ; david.wei@yftechnology.com
Add: Longhua new district shenzhen city, guangdong province, China
LiveChatclose
Send Email
Skype
WhatsApp