Now the price of 1505 is 14 100 yuan/ton, 10 ton/hand.
Therefore, 1 requires at least10 *14100 * 9% =12690 yuan.
The handling fee is 0.45%% *1*1*1*12690 = 0.63 yuan.
There is a handling fee for buying and selling. Excluding the handling fee is your income.