A visitor views calligraphy works at an exhibition at Rugao Cultural Center in Rugao, a county-level city in Nantong, East China's Jiangsu province, on July 6. A calligraphy and painting exhibition opened on the day, showcasing 288 pieces of works by 218 workers in the city. Works show their hardworking quality and praise for the increasingly developing country. It is part of the city’s celebrations for the 70th anniversary of the founding of the People's Republic of China. [Photo/IC]

A man views paintings at the Rugao exhibition, on July 6. [Photo/IC]

A family admires a painting during the exhibition in Rugao, Nantong, Jiangsu province, on July 6. [Photo/IC]