Here is the full list of all 27 Epic Car Factory achievements.
Finish the game.
License all bodies.
Obtain all car parts in the game.
Research all tire types.
Research all engine types.
Research all chassis types.
Develop the Tarball P50.
Move in the third factory.
Develop the Pikarus 31.
Move in the second factory.
Develop 10 cars.
Reach the first place in the list of companies.
Reach the top 5 in the list of companies.
Do a successful contract job.
Win a race.
Tune a part to the maximum level.
Win all awards in one car awards show.
Level up a worker for the first time.
Level up a worker to the maximum level of one profession.
Fire a worker.
Win an award in the yearly car awards show.
Train a worker for the first time.
Tune a part for the first time.
Develop your first car.
Lose all your money but then come back above zero.
Fail a contract job.
Develop the Tank.