请看看这段简历有那些错误
As a technical sales manager, I kept close technical contact with the TV set manufacturers for example Thomson、TCL、KONKA. I shown the new production to the customers and known the customers demand. We founded the group to research the customers demand and form the plan. We try to improve the production or make a new model to accord with the customers demand.
I have participated in examination of ISO9001. I have participated in SMART21, QCC and so on tests to advance productive efficiency, reduce waste in the company.