I have to consulted my boss already, she advises that you show detail as the examples below:
Item number 6 SIX (6) CTNS OF "WO" 55SETS
HIGH PRESSURE HOSE USD.1380.00
H.S. CODE: 3917.39
Item number 7 ONE (1) CTN OF "WO" 30SETS
GUN WITH NOZZLE USD.470.00
H.S. CODE: 8424.20
Please revised your Form-e according my advises. Thank you for your help.