April: -985.06 yuanMarch: 7393.83 yuanJanuary:-13,296.2 yuan
May: -4260.08 yuanNovember: 10,204.78 yuanNovember: 10,204.78 yuan
August: -5766.84 yuanDecember:This year's profit:-17,640.13 yuan
Strategy guide
Strategy guide 12-13