Regional section data are used to do the quantitative study on dynamic behavior of unbalance issue between invest and consume in our country at present. The model reveals the chief factor and subordinate factors resulting in unbalance issue between invest and consume in our country. On the basis of quantitative study, the quantified analysis is carried out as well. The countermeasures to resolve unbalance problem are put forward, and moreover,by using the modet, the different effects of the two dissimiber economic development patterns of Wenzhou and Sunan on unbalance between invest and consume are andtysed respectively.