关于支付具体内容

re : payment i will transfer to you from in china amount rmb 5000 as deposit to be able for you to start production , then after you finished the goods and to send the goods to our forwarder company in ningbo i will t.t for you the whole amount??$ 2300.00 by the way i will need high value invoice to be $ 3.00 so, when i will t.t the money for you i will t.t $ 3000.00 after you received payment $ 3000.00??you will return back to my account in china rmb 5000 the deposit plus??$ 700.00 the different between high value and original value of course you will transfer $ 700.00 by rmb according to the exchange rate. 以上是客人要求的支付具体过程 客人的意思是不是说：先打50000元当定金，完货打全额货款$3000来。等到到钱后，我们要把5000元加折算成人名币的$700退还给客人？