1. Art Design College, Henan University of Urban Construction, Pingdingshan, Henan 467000, China
2. School of Design and Art, Henan University of Technology, Zhengzhou, Henan 450000, China
3. Department of Urban Planning, College of Urban Construction and Planning, Henan University of Urban Construction, Pingdingshan, Henan 467000, China
4. School of Landscape and Architecture Landscape Discipline, Dong-a University, Busan 612-022, Republic of Korea