Each set of tax refund is 85/1.17 * 0.09 = 6.54 yuan; The rated cost of each set is 85*0.06=5. 1 yuan;

The price of 7% FOB profit is: (85-6.54+5.1)/8.25 *1.07 *1.05 = USD1.38;

The price of 10% FOB profit is: (85-6.54+5.1)/8.25 *1*1.05 = USD11.70;

If the above packing fee is RMB, the sea freight for each set is 2050/530/8.25 = 0.47 USD;

Then the CIF price of 7% profit is USD11.96;

The price of CIF 10% profit is $65,438+02.28;

If the above package fee is USD, the sea freight for each package is USD 2050/USD 530 = USD 3.87;

Then the price of CIF 7% profit is $65,438+05.39;

The price of CIF 10% profit is $65,438+05.72;