By the way, I recommend the software to you!

Solidworks and autoCAD

SolidWorks is a subsidiary of dassault systemes (S.A.), which is responsible for developing and selling Windows products of mechanical design software. Dassault Company is responsible for the supply of system software and provides services with Internet integration capability for manufacturers.

Autocad (Auto Computer Aided Design) is an automatic computer-aided design software first developed by Autodesk Company in 1982, which is used for two-dimensional drawing, detailed drawing, design documents and basic three-dimensional design. Now it has become a popular drawing tool in the world. (This is my major _)