There are about 20 kinds of agricultural and sideline products, including tea, apples, corn, soybeans, wheat, rice, oats, barley, rye, pork breast, pigs, live cattle, calves, soybean flour, soybean oil, cocoa, coffee, cotton, wool, sugar, orange juice, rapeseed oil, eggs and so on. Among them, soybean, corn and wheat are called the three largest.
10 metal products: including gold, silver, copper, iron, aluminum, lead, zinc, nickel, palladium and platinum.
5 kinds of chemical products: crude oil, heating oil, unleaded gasoline, propane, natural rubber, etc.