Based on the evolution of the urban business format, the green open space in the four businesses central area of Shanghai was analyzed，we got the conclusion that mixing of the green open space and the business space was one of the approaches to solve the problem of the construction of the central city area. Some design countermeasure including that stage of control regulation and the fusion the commercial land and green space must be remised in between structural elements and monomer element design. muse under consideration. Finally，innovation conformity way were proposed for the fusion design.