It is said that the best school is Proe, which is not only provided to universities at low prices, but also established PTC University for students to study. Of course, UG also has an educational version, but the price is not low. CATIA cannot be provided to students.

For American enterprises, UG and CATIA are widely used in automobile industry. For the machinery and mold industry, rags and UG are widely used. For small and medium-sized enterprises in the United States, SolidWorks is widely used. As for the aircraft manufacturing industry in the United States, CATIA is used for large fuselage and weapons. Mining and processing machinery will use Proe and Inventor.