CAD/CAM

BuildSoft - BuildSoft is a Belgian company, delivering advanced solutions for structural analysis and design of reinforced concrete, steel and timber structures.

Shenzhen Buyi - Buyi Technology mainly focuses on integrated garment CAD software with their own intellectual properties. Buyi Technology has grown to a leading garment CAD technology company in China.

ControlEng - Corporation, Canada

Graphisoft -  is the maker of ArchiCAD, a 3D architectural design software with sophisticated 2D drawing and layout functions for architects.

Sofistik - ISV of CAD software in mechanical engineering based on AutoCAD and AutoDesk Architectural Desktop platforms.

Tonghao Civil Engineer - DrBridge software developed by Tonghao Civil Engineer Consulting Co., Ltd is the best software of  Bridge Engineering Substructure Design in China