This paper first studies the importance of high-tech SMEs, then briefly discusses the meaning of the Valley of Death, then studies the difficulties faced by SMEs in Tianjin, and then analyzes the coordination and institutional support for the resolution of Valley of Death. The importance of the valley problem, combined with the actual situation in Tianjin, studied some solutions for solving the problem of high-tech SMEs facing the Valley of Death, and constructed a structural model for solving the problem of death valley in Tianjin.