An invitation exhibition of calligraphic and painting works by Chen Jinzhang, Ou Haonian and Hu Jiangshu was hosted by Sun Yat-sen Foundation, Zhongshan Foreign and Overseas Chinese Affairs Bureau and Zhongshan Culture, Broadcasting, News and Publication Bureau on the 18th morning to celebrate the 150 anniversary of Sun Yat-sen’s birth. The painters, as third-generation heirs and fourth-generation representatives, are commemorating and celebrating Sun Yat-sen’s 150th birth year in the pieces.