The first one runs along the Jinsha River and is more physically demanding. Travelers can see up close one of the most spectacular sections of the river.

For the other one, Wang arranged a service that drives guests along the winding mountain road and past a waterfall.

"It feels good when your guests have a nice hike which they wouldn't dream of finishing before," he says.

"The best we could do is to lead them to enjoy the beauty of nature safely and comfortably."

Speaking about the future, Wang says he might deliver those moveable rooms to other hidden jewels of nature that come his way and stay there for a while.

Contact the writer at yangfeiyue@chinadaily.com.cn