why cancel order with fee? even back the fee create order ?
it is unreasonable totally , create order and cancel order both would write on block-chain ?
what are you really think ? no fee would make block-chain expand!
no fee would make block-chain expand!
no fee would make block-chain expand!
no fee would make block-chain expand!
no fee would make block-chain expand!
no fee would make block-chain expand!