Health monitoring bracelet cost

Health monitoring bracelet 5 yuan. According to relevant public information, the strap buckle is added with a wrist strap around 5 yuan; Finally, with the package and surrounding 4.5 yuan, the overall material cost of mi band is 39.5 yuan. It should be noted that the price of 39.5 does not include tax. If 17% value-added tax is added, the cost should be 39.5 yuan.