Silicon Valley created the wonder of the high tech park in the 20th century. How did Silicon Valley succeed? Was it because of the regional environment——Stanford nearby? The University of Cambridge is also a world class institution. But the Cambridge high tech faced crisis, largely lagged behind Silicon Valley. We discussed the reason and the Cambridge experience suggests that creating a dynamic high tech area is not simply thing like combining necessary ingredients. It is the building of institutions and relationships that support the development of innovative enterprises.