Alibaba: You can check in for any three days in a month to receive coupons and get the corresponding amounts off your orders.Day 1US $10 off your order over US $200.Day 2US $20 off your order over US $500.Day 3US $50 off your order over US $1,000.These coupons cannot be used against any shipping fees, applicable taxes, transaction fees, or other related costs and expenses.