英语翻译We will port their item 30% retaining fee that give 70%

英语翻译
We will port their item 30% retaining fee that give 70% to friend,remaining will pay for you after we receives ministry of documentary evidence and goods.If for okay,you sign and morning remitance our more clearly impress set for you.Letterpress P/I in contract top mean contract number or number of invoice?
谁能看懂这段话?
越南人写的，实在太奇怪了！