Spend money. Coal mine meals are around 20 yuan a day. Fried dough sticks, oil cakes, eggs, porridge, stewed vegetables at noon, steamed bread at night, noodles. Of course, if you have money, you can cook side dishes, so you spend money. Shanxi Gaohe Energy Co., Ltd. is a large coal mine jointly invested and built by Lu Shanxi An Mining (Group) Co., Ltd. and Asian American Continental Coal Industry Co., Ltd. (AACI).