The invention relates to a multifunctional integrated centrifugal type microfludic chip for blood detection, in particular to a chip which is suitable for operating and detecting trace liquid in biological detection. The multifunctional integrated centrifugal type microfludic chip comprises a PDMS (Polydimethylsiloxane) substrate and a rigid polymer PC (polycarbonate) piece, wherein the rigid polymer PC piece is adhered to the surface of the PDMS substrate; and a groove structure on the PDMS substrate comprises a sample inlet, a separating cavity, a first microvalve, a first microchannel, a second microchannel, a first air hole, a waste liquid cavity, a second air hole, a second microvalve, a third microvalve, a fourth microvalve, a third air hole, a reagent sample inlet, a reagent quantifying cavity, a third microchannel, a fifth microvalve, a fourth microchannel, a fourth air hole, a waste reagent cavity, a micromixer, a sixth air hole, a mixing cavity and a circular hole. The microfludic chip of the invention realizes a lab-on-chip function and has the advantages of simple structure, less reagent consumption, low cost, high detecting speed, simple manufacture process, high process compatibility and low processing cost.