From left, Simple Mart Retail Co general manager Chiu Kuang-lung, Mercuries Group founder George Wong, Simple Mart chairman Chen Hsiang-fen, Taiwan Stock Exchange president Chien Lih-chung and other guests pose for a photograph at the Taiwan Stock Exchange yesterday to celebrate Simple Mart’s listing on the main board. The company, which operates supermarket chain Simple Mart, plans to increase the number of its outlets from 800 to 1,300 by 2023, Chiu said. The company’s stock yesterday closed at NT$84 in Taipei trading, 21.74 percent above the NT$69 per share for its initial public offering.