DETAILS：

When China's first Boeing 747-8 - of Air China CA1501 flight - arrived in Shanghai Hongqiao Airport from Beijing and the aircraft slid slowly to the parking lot, the first appearance of the aircraft in Shanghai since it joined the fleet of Air China, two water sprouts were shot up from the two sides into the sky and formed a rainbow-like Watergate, which is the highest courtesy in the civil aviation industry, and called "welcome home (or dust cleaning in Chinese)” for the new aircraft.