There are discounts on online booking, which is much cheaper than on-site booking. It is also convenient. You can go in when you change tickets at the window. The environment is beautiful and the air is fresh. It is worth visiting. There are many kinds of small animals, workers feed regularly every day, and the deepest Longtan Waterfall is spectacular. It is a good place to take family or friends out to play on weekends! The two projects on the high-altitude platform are very exciting, and the scenery on the high places is also very beautiful.