My main job is to design the large-scale mine equipment（include stacker、reclaimer、belt conveyor、plate feeder 、chain grate machine、backstop and so on）；Draw up the method of parts manufacturing and processing is also my job；In addition，I also do the installation guide work，and large project negotiation in technical communication etc. Repeatedly with the project manager to negotiate with foreign business，always for the user to put forward reasonable suggestion in the process arrangement，and recognized by user，make the contract signing smoothly. I have been to many user sites（include domestic and foreign on-site）to do the work of equipment installation guide，for customers to solve practical problems, to win a good reputation for the company.