Foreign investors look for development projects in front of the Shanghai Pudong Development Headquarters in 1992.
People celebrate at the launching ceremony of Shanghai Inner Ring Road, the first elevated highway in Shanghai, on Dec 7, 1994.
A file photo shows the official unveiling ceremony of Chongqing as a municipality on June 18, 1997.
People say farewell to soldiers who helped combated floods in Jiujiang city, Jiangxi province, on Sept 15, 1998. The 1998 Yangtze River flood was considered one of the most devastating natural disasters in modern China.
A woman drives two children on her motorcycle in Hua county, Henan province, on June 30, 2017. On Oct 29, 2015, a two-child policy was officially issued by the Chinese government. The new policy, allowing Chinese couples to have two children, was proposed in order to help address the aging issue in China.
People celebrate at the China Millennium Monument in Beijing after Samaranch announced Beijing as the host city of the 29th Olympic Games on July 13, 2001.
A migrant worker takes a picture at the construction site of the “Bird's Nest” stadium in June 2006.
Beijing’s Tiananmen Square is shrouded under heavy smog Feb 25, 2014. The Chinese government and people began to realize the seriousness of air pollution.
Workers pose for a group photo in front of a blast furnace in Baoshan iron and steel plant in 1986. In 2015, Shanghai Baosteel was the fifth-largest steelmaker in the world, and in 2016, following the merger with Wuhan Iron & Steel, the business was renamed as the China Baowu Iron & Steel Group.
2018 marks the 40th anniversary of reform and opening-up in China. Looking back on the past 40 years, it reveals great achievements have been made in many areas.
Yu Wenguo started his career as a photographer in 1978, the year that ushered in the new era of reform and changed the lives of many.
Missing an opportunity to go to college, Yu worked as a farmer, a soldier and factory worker before becoming a professional photographer.
Since the day he picked up his camera, he recorded the huge changes in China’s society over the past 40 years.
Photographer Hu preferred to choose ordinary people in the context of swiftly changing times as his subjects.
The following photos are selected from Hu’s collection of works and they tell the story of people and social changes in 40 years of reform and opening-up in China.