On July 28, 2013, the Jiangsu Huai'an Water Park Project was successfully completed. Guangdong Hangyu Water Park Equipment Co., Ltd., after six months of planning, design, production and installation, brought another new water park project in Jiangsu to the market. The public brought a cool summer day, giving visitors a shocking visual and sensory experience. The opening of the day on the opening day has enabled the park to accommodate the highest number of people.

On August 9, 2013, the First Secretary of the Workers' Party of Korea, the First Chairman of the National Defense Commission, and the Supreme Commander of the People's Army, Kim Jong-un, inspected the construction site of the Tattoo Water Playground (Guangdong Hangyu Water Park Equipment Co., Ltd. Water Park Project under construction).

In normal swimming pools with normal water quality, the residual chlorine in the water should be kept at 0.3-0.5mg/L, and the pH should be maintained at 7.4-7.6. Under this environment, bacteria and algae are not easy to grow and multiply.

On February 9, 2013, Cui Longhai, director of the General Political Bureau of the Korean People's Army, inspected the site of the construction of the waterworks in the tattoo area under construction by the People's Army.