In the last 10 seconds, the percussion rhythm of the "Fou Formation" is as intense as the roar of thunder. Chinese and Arabic numerals flash on the surfaces of the Fou successively, in tune with the rhythm ... 9, 8, 7, 6, 5, 4, 3, 2, 1.

3.1 A dazzling light activates an ancient sundial.

3.2 The sundial reflects light onto the "Fou."

3.3 Fou are ancient Chinese percussion instruments made of clay or bronze. In as early as the Xia and Shang dynasties, Fou were used in song and dance performances.

3.4 The rhythmic beating of the instruments coincides with the lights to convey the concept of "time."