Abstract: According to test requirements of comprehensive protection functions in General Specification of Test Platform of Mobile Lifesaving Cabin of Coal Mine (Permission for Manuscript), the paper proposed a design scheme of test platform of comprehensive protection functions of mobile lifesaving cabin of coal mine. It gave general framework of the test platform and detailedly introduced implementation of thermostatic chamber and inside and outside monitoring system of the cabin. The test platform is in combination stage of hardware and software at present.