Introduction to the Environmental Protection Park: The Environmental Protection Park is the first environmentally-themed exhibition park at the World Horticultural Expo. It is jointly constructed by the Liaoning Provincial Environmental Protection Bureau and the Shenyang Municipal Environmental Protection Bureau. The park includes sewage ecological treatment, green energy utilization (solar energy) , wind energy), gray water reuse and ecological landscape exhibition area. The exhibition garden embodies the garden design themes of sewage ecological treatment, clean energy utilization, water resource recycling, and sewage treatment. It is intended to advocate that human activities should pay attention to the protection of the ecological environment and demonstrate the environmental protection concept of harmonious coexistence between man and nature.