Abstract: In order to evaluate the competitiveness of China's provincial sports industry in a comprehensive way, and provide a theoretical basis for the macro-management of sports industry's regional layout optimization and sustainable development, this paper used the matter-element model to construct a two dimensional evaluation system for provincial sports industry's sustainable competitiveness, which is composed of developmentality and sustainabilitiy. The system was applied to evaluate the sustainable competitiveness of Tianjin sports industry from 2011 to 2014. The results show that thedevelopmentality of Tianjin sports industry's sustainable competitiveness rose from Level 1 to Level 2, while the sustainability decreased from Level 2 to Level 1. It indicates that Tianjin sports industry is of extensive mode and faces the risk of being surpassed by other provinces. The municipal government policy-makers should take measures to enhance its sports industry's development level as well as its sustainability, and strengthen the order and harmony of its whole sports industry.

Key words: sports industry, sustainable competitiveness, matter-element model, competitiveness