On January 15th, individual consumers who buy three types of digital products such as mobile phones, tablets, and smart watches (bracelets) (the sales price of a single piece does not exceed 6,000 yuan) can enjoy a new purchase subsidy. Each person can subsidize 1 piece of each type, and the subsidy ratio for each piece is 15% of the final sales price after subtracting all discounts from production, distribution and mobile operators, and the maximum price for each piece is 500 yuan.