Circulation processing refers to the general term for simple operations such as packaging, dividing, weighing, sorting, marking, marking standards, and assembly during the process from the place of production to use. According to the above definition, Which of the following are in circulation processing:. ['A factory purchases fabrics, buttons and other materials, processes them into fashion and sells them on the market.', 'A transport company keeps fruit in refrigerated wagons to make it fresher when it arrives at its destination.', 'The grocery store sells tomatoes at the time of purchase into two grades of 1 yuan per catty and 2 yuan per catty according to their quality.', 'When a wholesaler transports the glass, he adds a shock-proof outer packaging to the glass to avoid a crack.']