1. Cancel the vehicle purchase operation and raw material selection operation on the building interface. The building will automatically select raw materials from the storage center, and the produced goods will also be automatically transported to the storage center;

2. Add financial data to the building interface, displaying the total value of goods produced by the building per month, labor costs, raw material costs, and net profit;

3. Add music for building upgrades, establish subsidiaries, and sign foreign trade agreements;

4. Adjusting the beginner's guide