Ryan Chieng has over 20 years of experience in the energy and chemicals sector both domestically and internationally, proficient in industry practices and hot topics. He has provided listing, large-scale acquisition, and restructuring services for multiple state-owned energy enterprises, and also assisted large domestic and foreign oil companies in consulting & advisory service. As E&C sector leader, Ryan Chieng will be committed to client-centric, supporting the business expansion of priority accounts, promote business innovation and sustainable development, and continuously enhancing Deloitte's market influence in the energy and chemicals industry.