1.How about the quality of your product? Our raw materials are purchased from qualified suppliers. And we have a strong quality control team to guarantee our products quality2.How long is your products quality warranty? We provide oneyear factory quality warranty 3. Can I customized LOGO ? Yes, you can. There are three points customized logo. 1).The brand logo displayed when power on wristband. Pls note youe requests. 2).APP icon 3).APPfrist page logo 4).Package(Logo on gift box) 5).Screen printing on strap of Fitpolo 4.When can you ship out my order after my payment? Normally sample order is about 3-5 days, mass order is 1-2 weeks 5.Can I visit your factory and company office? Sure, any time.Welcome