Dumrongsak Aroonprasertkul

General Manager of Riverstone Thailand

Dumrongsak Aroonprasertkul joined our Group in 2001 and is the General Manager of our operations in Thailand. Mr Aroonprasertkul is responsible for the business and strategic growth and development of our Group in Thailand. Mr Aroonprasertkul holds a Master in Business Administration from the Monash Mt. Eliza University and a Bachelor of Business Administration (Accounting) from the Ramkhamhaeng University.

Lee Keat Leong

Business Development Manager

Lee Keat Leong joined our Group in 2008 as Business Development Manager and later promoted to Senior Sales Manager responsible for developing and marketing medical and healthcare gloves. Mr Lee is Bachelor of Science (Hons) (Chemistry) from National University of Malaysia (UKM). Based on his requisite qualification and experiences, he is in May-2023 being appointed as Co-Chief Operating Officer.

Gan Ah Mooi

Sales and Customer Service Manager

Gan Ah Mooi joined our Group as Sales and Customer Service Manager in 1996. During her tenure in our Group, she set up the Philippines sales office and Thailand factory. Ms Gan holds a Bachelor of Science major in Chemistry and Mathematics from Tunku Abdul Rahman College. She is in May-2023 being appointed as Group Cleanroom Business Development Director responsible business development of cleanroom business for the Group.

Lim Sing Poew

Group General Manager

Lim Sing Poew joined our Group in 2017 and is the Group General Manager. Mr Lim is responsible for the business development strategy and growth of our Group. Mr Lim obtained his qualifications as a Chartered Certified Accountants in 1993. He is a Fellow member of the Association of Chartered Certified Accountants, UK, and a member of the Malaysian Institute of Accountants and Chartered Tax Institute of Malaysia.

Mohamed Anuar Bin Idris

General Manager of Riverstone Resources Sdn Bhd

Mohamed Anuar Bin Idris join Riverstone Resources Sdn Bhd in December 1997 as Process Engineer. In the year 2002 promoted to Production Manager, responsible for overall glove dipping operation and process improvement. In the year 2007 promoted to Senior Manager (Engineering, Facility, Environmental, Health and Safety). In April 2021, promoted to General Manager of Riverstone Resources Sdn Bhd. He is registered with the Department of Occupational Safety and Health ("DOSH") Malaysia as Safety and Health Officer as well as Steam Engineer. Mr Anuar hold a Bachelor of Chemical Engineering and an Executive Master of Occupational Safety and Health Management from Universiti Teknologi Malaysia.

Tan Wang Thing

Chief Financial Officer

Tan Wang Thing joined our Group in 2006 and was the Group Accountant since 1 July 2013. She was appointed as Chief Financial Officer on 15 August 2016 and responsible for controlling and managing the finance and accounting functions of our Group. She holds a Master of Science (Accounting and Finance) from The University of Birmingham, and Master of Business Administration from The University of Strathclyde. She is the Associate member of The Chartered Institute of Management Accountants, UK and a member of the Malaysian Institute of Accountants.

Casey Khor Kuan Ching

General Manager of Eco Medi Glove Sdn Bhd

Casey Khor Kuan Ching joined our Group in 2008 and is the General Manager of Eco Medi Glove Sdn Bhd. She holds a Bachelor of Economics (Accounting) from the University of Manchester, and has a background in finance and banking having served with accounting and financial institutions, both in the UK and Malaysia.

Kelly Ge

Production Manager of Riverstone Resources (Wuxi) Co Ltd

Kelly Ge joined our Group in 2004 and has been the Production Manager of Riverstone Resources (Wuxi) Co Ltd. In March 2016, she was appointed as the Acting General manager of our Group's China operations. She holds a Bachelor of Chemical Engineering from Tianjin University of Science & Technology.