下面这句话翻译成英文

the quality of KA28 is not qualified, our vice president has talked it with your Mr. zhang

Our deputy general manager has come to an agreement with your Manager Zhang for the quality failure of KA28 products.

"KA28 unusual quality of this product to our Deputy Director Zhang with your total negotiated"

The quality problem about KA28 has been fixed by our vice-general manager by phoned with your general manager Zhang.

our deputy manager and your manager Zhang have already reached an agreement about the quality dificit of KA28

The quanity of KA28 have some problems, our vice general manager have discussed that with Mr.Zhang your side,and already made one solution.