High-tech service industry is an important component and growth engine of the high-tech industry. The paper comprehensively and objectively estimates high-tech service industry development environment of Xinjiang Production and Construction Corps by using the combination weighting method of entropy weight and variation coefficient and establishing diamond structure model. The conclusions are the following: firstly, seeing from the proportion of industry investment, high-tech service industry of the Corpsdoesn't develop evenly and“one sector dominance”phenomenon is very conspicuous. Secondly, from the comprehensive evaluation score of high-tech service industry developing environment, the Corps is the sixth among the region of the five northwestern provinces. Looking from each item of sub-environment score, the Corps gets low scores from which reflecting the developing foundation of high-tech- service industry in the Corps is really vulnerable. Therefore, it is necessary to develop by leveraging and integrating to boost development of high technology service industry in Corps with innovative thinking and broad visions.