Exhibition to commemorate 40th anniv. of China's reform and opening-up held in Beijing

Visitors look at a wall of vintage cassette tapes displayed at a major exhibition to commemorate the 40th anniversary of China's reform and opening-up held at the National Museum of China in Beijing, capital of China, Nov. 18, 2018. The exhibition has attracted more than 190,000 visitors since it opened on Nov. 13. (Xinhua/Cai Yang)