The profit of a bowl of1mala Tang in 2 yuan is generally around 6 yuan, that is, the profit rate is 50%. This is because the cost of mala Tang's ingredients is relatively low, but the price is relatively high. According to the price of each string of meat or vegetables is 0.5 ~ 2 yuan, while the cost of each string of meat is 0.2 ~ 0.8 yuan, and the profit rate is as high as 100%- 150%. According to another article, the price of a bowl15-the profit of 20 yuan's mala Tang is 35% of meat, 60% of meat, 65% of vegetables and 70% of green vegetables. The price of a bowl15-the profit of mala Tang in 20 yuan can be calculated, and the profit rate is 66.5%. Of course, this has to deduct the cost of rent, labor, water and electricity, so the net profit may be lower.