On July 29, 2006, Happy Valley Beijing was built by Shenzhen Overseas Chinese Town Group There are already six theme parks called Fjord Forest, Atlantis, Lost Maya, Aegean Port, Shangri-La, and Ant Kingdom in its first four years of operation.

On August 16, 2007, the large-scale dance poem "Golden Face Dynasty" was performed. In October 2007, the first International Magic Festival of the Happy Valley opened in Beijing, and was subsequently held during the National Day every year. In addition to inviting magicians from all over the world to perform, visitors are also invited to participate in zero-distance magic interaction.

On June 27, 2010, Phase II of Beijing Happy Valley, the "Happy Time Zone", became fully operational. It introduced large-scale automobile amusement equipment to provide a racing experience.

On May 31, 2014, the third phase of Happy Valley in Beijing opened, with 500 million yuan spent to create a 50,000-square-meter marine culture theme. An indoor theme venue and an indoor theme rafting "Happy World" was launched. A stunt sitcom titled "The Three Swallows" was full of the charm of old Beijing and was staged in the Lost Maya district. After the opening of the third phase, Beijing Happy Valley organized the staff uniforms into various types according to the work they did and the cultural background of the area of the park they worked in.

Beijing Happy Valley Phase IV, The Dessert Kingdom, officially opened on May 1, 2018. The area cost 1 billion yuan to build and covers an area of nearly 100,000 square meters, containing 13 amusement projects. It joined the domestic original animation IP "Cookie Police Chief".

The fifth phase of Happy Valley Beijing, the Shangri-La District, opened on June 28, 2019.