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... Zirui calculated that with a cost of one jiao for twenty jin of materials, their daily expenditure came to about twenty-five yuan for materials and eighty for labor. Adding rent, utilities, meals, and transportation, that totaled around one hundred twenty yuan. With an average price of fifty cents per accessory, selling 1,300 pieces would bring in six hundred fifty yuan. After splitting with the supply and marketing cooperative, they would net five hundred twenty yuan. Subtracting costs, their ...
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