CAD Markup is a powerful tool designed specifically for professionals in fields such as architecture, engineering, and construction, developed by Guthrie CAD/GIS Software from Australia. It allows users to annotate and mark up CAD drawings with ease, enhancing communication and collaboration throughout the design and review process.

TracePro is the world's leading optical simulation software, mainly used for lighting system analysis, traditional optical analysis, radiation analysis and photometric analysis. It's based on the ACIS Solid Modeling Kernel, supports Monte Carlo path tracing method, CAD import/export and other functions, can solve almost all ray tracing problems.

Vectorworks is a unique and world-leading CAD and BIM software for Windows and Mac Platforms, developed by Nemetschek Group from Germany in 1985. It is widely used by hundreds of thousands of designers around the world in architectural design, landscape design, lighting design, mechanical design, and many other fields. Although less popular than AutoCAD, it is the preferred tool for architectural and product industrial designers in Europe, America, Japan, and other industrialized countries.

Lumion is a real-time 3D architecture visualization software, which features the real-time display, can obtain the final effects without having to rending first. It's mainly used to make a movie, animation and static frame work, excellent in many fields, including architectural plan and design, landscape environment, lighting and shading performance, etc.

When we move to a new house or refurbish the old one, if we could make plan and design for our dream homes on the computer in advance, that couldn't be better. Because it can quickly and intuitively show the lifelike effect of completed design, and especially we don't have to spend a penny for this to buy the materials and services while trying and comparing various house design as if we do in real life.