Township are a way to play games regularly while earning Township banknotes and experience. On the Achievements page of the City Hall, you may view a list of every achievement in the game. Each has a brief explanation of what must be done in order to obtain it. Each achievement has four stages, each of which is indicated by a star. You will gain experience and money for one achievement four times because each stage has a different reward.
What is the highest train level in Township?
Max Level: 31, Time -50% (Level 21), Experience: 100%.
For your trains, you can get as far as level 31. This translates to 50% less time and 100% XP. Your trains are finished after that. Not another upgrade.
Unlike feed mills, factories can be upgraded 52 times: 10X time reduction, 20X XP and Coins, and 2 Tablets
30 upgrades are made to islands. 10 for the two goods and 10 for the shortened turnaround time.