Lunch is vegetarian. 12 rice is free. You can eat more staple food and eat more at noon.
You can have porridge or not for dinner, so you can spend 30 less a day. If you are not used to eating lightly at night. You can also install a local label, 12 yuan. This day is basically 30 yuan, and the nutrition can keep up.
I haven't eaten dinner for three years, and I won't eat anything after four o'clock. I will eat some fruit at most. After I got used to skipping dinner, my stomach relaxed a lot.