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Market Administration

Poa Tiong Siaw

Poa Tiong Siaw

Senior Vice President, Market Administration

Poa Tiong Siaw heads the Market Administration Department which advises the Rules Change Panel through economic analysis and proposals to enhance efficiency in the wholesale electricity market. Prior to this appointment, he headed the Market Assessment Unit which is responsible for the compliance, surveillance and dispute resolution functions of the market.

Tiong Siaw joined EMC as senior economist in Feb 2003 and worked on evolving the wholesale electricity market. Before joining EMC, he was senior economist in the economics division of the Ministry of Trade and Industry, where he conducted and oversaw economic analyses to support economic and trade policies. Tiong Siaw also worked as a treasury economist for DBS Bank and was involved in economic, currency and interest rate-related research. He holds a Master of Social Sciences degree from the National University of Singapore and a Bachelor of Business degree from the Nanyang Technological University.

Wang Jing

Wang Jing

Assistant Vice President, Market Administration

Wang Jing joined EMC as an analyst in 2005. As part of the Market Administration Team, she is responsible for identifying areas of improvement in the NEMS and making recommendations to improve the market design. She received her B. E. in Electrical Engineering from Chongqing University of China, and her Ph.D in Electrical & Electronic Engineering from Nanyang Technological University of Singapore.

Li Zhenhui

Li Zhenhui

Chief Economist

Li Zhenhui joined EMC as a principal economist in 2019. As part of the Market Administration Team, he is responsible for identifying areas of improvement in the NEMS and making recommendations to improve the market design.

Before joining EMC, he was a senior principal analyst in the market development and surveillance department of the Energy Market Authority and was responsible for the surveillance of the gas and electricity sectors to support a competitive wholesale electricity market. Zhenhui spent part of his career as a principal consultant for NTT Data Business Solution where he led the data analytics team in project delivery and implementation. He also held a managerial role at the Singapore Department of Statistics under the Ministry of Trade and Industry, where he was involved in gross domestic product (GDP) compilation and forecasting.

Zhenhui holds a Master of Social Sciences degree in Applied Economics and a Bachelor of Social Sciences degree in Economics from the National University of Singapore.