After a long period of preparation,Tumor Microenvironment Research,an English international academic journal focusing on the cancer microenvironment,has been finally launched.Tumor Microenvironment Research is one of the TMR series of journals focused on oncology research.It is an open access,peer-reviewed,online journal publishing articles of the highest quality pertaining to the fields of basic,translational,and clinical research for all aspects of cancer cell and associated microenvironment that support the growth of the cancer cells and cancer invasion.