Introduction to the Suspension Bridge: The suspension bridge is commonly known as the Sky Ladder. It is known as the longest in Taiwan due to its length and drop. It spans the sky and, with the blue sky and clouds, adds a happy and sweet smile to the sky, so it is also known as the "Smiling Sky Bridge". name. When visitors here walk on the suspension bridge, they can overlook the green valley downwards and enjoy the endless blue sky upwards.