1.進amazon.ca後選又上方your account
2.view by order框框裡面有個cancel items or orders
3.輸入密碼
4.在open order左邊有個view or change order
5.not yet shipped左邊有個need to cancel a item?
6.把要取消的東西打勾..如果全部打勾就會取消整張訂單
7.選擇cancel checked items