1. First, open the game "Hundred Scenes of Jiangnan" and click the inn. Then enter the inn and click the upgrade option at the bottom. To check the upgrade requirements, you need seven recipe upgrades and learn another recipe upgrade.

2. The player of "Hundred Scenery of Jiangnan" will dream back to the Jiangnan area of the Ming Dynasty and become an urban designer, drawing blueprints, building buildings, planning layout and making money from business. At the same time, arrange the daily life and work of residents, enjoy the world, or lead everyone to explore. Repaint the magnificent scenery of Jiangnan in the Ming Dynasty, and create a hundred scenery maps of Jiangnan exclusively for players.