Clockwise: A young woman waits for her train at a subway station in Beijing. The company that runs the Shanghai Metro posted a notice on its official micro blog urging female passengers to dress modestly to avoid sexual harassment and warning that "many perverts" use the subway system. A woman sits in a cafe in Beijing. A growing number of women prefer to wear thinner, cooler and sometimes provocative clothes in China's sweltering summer season, sparking a debate on whether a more relaxed attitude toward styles of dress makes sexual harassment understandable. Women in Sanlitun, a popular area in Beijing, which contains many bars and international stores. Wang Jing / China Daily Wei Xiaohao / China Daily Kuang Linhua / China Daily