Tavan Sazan Iran CO.LTD established on 1992 in Tehran. Since that time till now the area of activities and customers were expanded. TSI has below 4 sections :
- Research and development
- End of line test
- Vehicle inspection lines
- Workshop equipment
TSI also has 4 business units and can offer different services, these are:
- Motorcycle test center
- Calibration Business Unit
- Technical and engineering Business Unit
- Training and after service Business Unit