智慧农业：公司主营以动力及终端设备研发、制造、销售和有色金属矿勘采选为主

Group 1 - The company primarily focuses on the research, manufacturing, and sales of power and terminal equipment, alongside its operations in the non-ferrous metal mining sector [1] - The mining segment of the company is primarily centered around zinc and copper resources, with zinc being the main resource currently being mined [1]