The grand playground is a playground based on the concept of “healthy fashion, moving sunshine”, the adaptation of the traditional video game industry by the green play project and the promotion of entertainment sites as bright spots. The main projects are video games, games, billiards, ice, children's parks, bumper cars, home experience, indoor carnivals and high-tech films. The “big players” brands are located in china's first- and second-tier cities, including beijing, shanghai, wuhan, chengdu, changchun, shenyang, dalian, harbin, qingdao, xi'an, urumqi and haiguchi. They serve a large number of people, with a wide range of brand indoor playgrounds, providing recreational services to 100 million people daily. It has been a long-standing commitment of large players to participate in activities of public interest, to cooperate with local social welfare and child welfare agencies, to provide joy to orphaned and disabled children, to help out-of-school students and families in difficulty, etc. The 29th summer olympics and paralympic games were held in the capital, beijing, and the major players became the designated video game providers of the olympic committee, joined the olympic village, provided professional video service to athletes, officials and journalists participating in the games, allowed sports children to relax and adjust themselves after the games, and won the committee's recognition with zero complaints, making their contribution to the great olympics. In july 2005, the ranking was based on the former big player super playground, an indoor playground registered in wuhanwanda square, which promoted the concept of "healthy fashion, moving sunshine" and the transformation and upgrading of traditional playgrounds with green play projects, which have won a great deal of consumer love and has become a new point of consumption in the cultural entertainment market. The main businesses of the grand playground are video games, games, billiards, dry ice fields, children's parks, bumper cars, home experiences, indoor carnivals and high-tech films. The grand playground promotes mass consumption patterns and adopts affordable strategies to meet consumer demand for indoor play. The implementation of brands in the grand playground ** has expanded rapidly with the "fashion of fashion" and the "big player" upgrade. In beijing, shanghai, nanjing, suzhou, ningbo, harbin, changchun, shenyang, qingshima, wuhan, nanchang, chongqing, xi'an, chengdu, urumqi, haikou, luoyang, fujian, yang, yichang and guiyang, dozens of large-scale indoor playgrounds have been or are about to be opened, and are expected to be located in most of the provincial capitals and in representative secondary cities in 2011. At the same time as rapid development, the playgrounds do not forget their social responsibilities and, in the cities in which they are located, regularly carry out activities of public interest, such as providing joy to orphaned and disabled children, helping out-of-school students and families in difficulty, in cooperation with local social welfare and child welfare agencies. In addition, the grand playground is the main sponsor of the 6th city games and the wuhan international acronym video game industry. It is particularly noteworthy that in august 2008, the twenty-ninth olympic summer games and paralympic games, which came out of the world's capital, beijing, emerged among many competitors and became a contract provider appointed by the olympic committee to provide professional video services in olympic villages for athletes, officials and journalists participating in the games. As the industry's access policy is adjusted and relaxed, the indoor tour industry will flourish. In the coming years, the grand playground will enter a period of rapid expansion and will cover most of the country's large and medium cities。