Building roof garden can widen the green area and expand the green space effectively.It has the ecological function for improving the environment

beautification function for molding a person's sentiment and colorful practical function. It can promote the ecological balance of the city and optimize the environment for human residence to meet the needs of people to approach the nature and return to the nature. In designing roof garden

the favorite factors

such as wide field of vision

good illumination

large temperature difference

little pollution

small people flow as well as adverse factors concerning the field

bearing capacity

soil and wind power should be taken into account. In the meantime

to create an outer ecological space with abundant cultural connotation

it is necessary to take safety as prerequisite

ecology as basis

artistic quality as its core

function as its purpose and economy as its guarantee.