充值方案 1、充值货款1万送现金300元，卖够3万

Recharge scheme 1. The top-up loan of 10,000 will be sent to 300 yuan in cash, with a rebate of 1 at the end of the year. 2. The top-up loan of 30,000 yuan will be sent to 1000 yuan in cash, with a rebate of 1.5 at the end of the year. 3. The top-up payment of 50, 000 yuan will be sent to 2000 yuan in cash, with a rebate of 2 at the end of the year. 4. Recharge 100000 to send 3000 yuan in cash, enough to sell 2.5 rebate at the end of the year.