We are from shenzhen Hazel technology co., LTD., is a industry and trade integrated company, specializing in intelligent hand ring factory, our company is one of the first companies to enter the smart apparel industry, the industry is the industry standard and intellectual property alliance launched units, Shenzhen member of smart Wear Industry Association. Our company has its own research and development team, production workshop and sales team, which means that every product we sell is our own work from design, software and hardware development, APP development, product production and sales.