Sustainability Assessment Based on Weighing Method of Combined Subjective-objective——Case of Shaanxi Province in Northwestern China

Based on the principle of the triple bottom line (economy, society and environment), considering about energy export region of Shaanxi actual situation, this paper constructed a comprehensive assessment for sustainability of industrial ecosystem (SIE) by weighing method of combined subjective-objective (CSO) and based on the data from 2008 to 2018. The research results indicated that the sustainable development of industrial ecosystem continues to improve and the policy guidance plays a significant role in this process. Many policy measures had characteristic of Shaanxi, such as the strategies of energy industry-- stable production and quality improvement, structural optimization of non-energy industry and the leading role of major project.