It can not be neglected that with the rapid industrialisation and urbanisation development, environmental pollution, urban heat island effect becomes more obvious, urban ecology is deteriorating. Living environment is a basic human needs, residential environment quality will be an important factor affecting the urban environment. So how to improve our living environment, improve the greening structure and increase the green area in high-density residential environment are questions GreenScape faced with . Our Green Wall Screed is an important system to improve urban vertical green coverage.