1. Increase the minimum and maximum priority levels in the warehouse 2. Add two levels of difficulty: story and hardcore 3. Default automatic activation of day, night, and season 4. Modify some building models 5. Add entry point prompts for trade caravans 6. When building a building, you can press the R key to modify the direction of the building 7. Reduce the ignition rate of some buildings 8. Annual trade quotas can be set on the trade interface