Deputy Director of SASAAC is a senior official of the State-owned Assets Supervision and Administration Commission of the State Council of China, and plays an important role in the leadership system of SAAC. SASAC's deputy director is usually the deputy ministerial level, and belongs to the middle and senior level in the civil service system of People's Republic of China (PRC) (China).

Deputy Director of SASAAC is mainly responsible for assisting sasac director to perform his duties, and is responsible for some of SAAC's work, such as enterprise reform, restructuring, supervision and assessment. They need to participate in the formulation of relevant policies, guide the reform and development of state-owned enterprises, promote the modernization of state-owned enterprises, and improve their competitiveness and sustainable development capabilities.

Regarding the resume of Feng Xin, deputy director of SASAC, I can't provide detailed personal information because I haven't found the latest public information. It is suggested that you consult relevant materials or contact relevant departments to obtain more accurate information. What is certain, however, is that Feng Xin once served as the deputy director of the State-owned Assets Supervision and Administration Commission and made contributions to the reform and development of state-owned enterprises in China.