How much money can you make per year selling heavy industry accessories in Xinjiang?

You can earn 3 million a year. According to the query of relevant information, heavy industry accessories are very profitable. The profit margin of each electromechanical equipment is about 10,000 yuan, which can make 3 million yuan a year. Heavy industry accessories should include: cutting head components, pins, baffles, cutting motor components, elastic cylinder covers, glands, cutting heads, picks, etc.