The city macro mechanical plant is registered at the 28th street of the arrow bridge, located in the economic development area of the city of yanjong, shandong province. It is registered as the municipal market supervisory authority and is represented by a legal person, cao zhang, and operates in the areas of processing, selling and selling slaughtering machines, food machinery, packaging machines and accessories; and selling stainless steel and steel. (projects subject to legal approval are not allowed to operate without the approval of the relevant department