负盈利套利打法简介：Food and grass for more than 30,000 people is actually not a shockingly large amount, but the Ming court was so embarrassed that it could not even provide food and wages for 30,000 people.
Food and grass for more than 30,000 people is actually not a shockingly large amount, but the Ming court was so embarrassed that it could not even provide food and wages for 30,000 people.
