Sharing of short clip drawing drawing process

I contact skin I have been doing art for more than two years and it is purely a hobby. Apart from studying online, I just figure it out on my own. I see that there is relatively little content on making pattern drawings on the website, so I will share my own process of drawing pattern drawings. Criticisms and corrections are welcome if there are any errors or deficiencies. The software used for drawing is AutoCAD, and the dimensions used are in millimeters. Detailed production steps

Six-position vertical short clip drawing. pdfhttp://img1.pixiaojiang.com/20180703-1.pdf

Drawings