'One country, two systems' must be adhered to over long run: Xi

On July 1, 1997, the territory of Hong Kong was formally returned from British colonial rule to its rightful owner of China. Since then, the city has been on a broad path of leveraging complementary advantages in joint development with the Chinese mainland. Facts have proven the great strength of "one country, two systems."

In the past five years, Shanghai has made remarkable achievements in various aspects, including economy, social governance, environment, rural vitalization and the improvement of people's lives. This series not only reviews the city's past accomplishments but also looks into its future development.