VI-grade is making strides in the sustainable transformation of the automotive industry through the global use of our state-of-the-art driving simulators.


Vehicle Test Director software is a pure software platform provided by VI grade company for vehicle dynamics simulation and virtual testing. It can assist automobile manufacturers in conducting full vehicle environmental, chassis dynamics, and safety performance tests to ensure that products achieve high performance and safety performance during the design phase.

VTD software can facilitate users to quickly build vehicle simulation models and conduct dynamic simulations and evaluations to understand the performance of various systems in the design, and compare them among several optimization schemes. It can handle multiple scenarios and has a wide range of functions, such as managing road libraries, adding and editing vehicle dynamics parameters, and integrating powertrain systems. It also includes advanced model scripting, allowing users to quickly customize various testing scenarios.