Introduction to the Water Cube Fund-raising Commemorative Exhibition: shows the audience the birth of the Water Cube as the only Olympic venue built with donations from Hong Kong, Macao and Taiwan compatriots. It comprehensively reflects the Chinese people at home and abroad who are committed to the Olympics and are generous in building Olympic venues. The touching scene of donating money fully reflects the sincerity of Fist and Fist, whose blood is thicker than water.