Mechanical drawing is actually very simple, just use cad software. In the mold design industry, mechanical design is only a part drawing of mold design. You have worked in the factory for two years and have seen more about the structure. It is easy to learn how to use a computer. If you have any questions, you can come to our wing education to find out. We specialize in mold design here, and mechanical drawing is a piece of cake for us. Website ty05 13.cn