Mr. Ip Chi Shing, Tony, aged 63, is the co-founder and the non-executive chairman of the Group. Mr. Ip has over 30 years of experience in the manufacture of and trading in petrochemical products. He is the brother of Mr. Yip Tsz Hin, Stephen, deputy chairmen and executive directors of the Group. In 2006, Mr. Ip established "Ip Chi Shing Foundation" with the objectives of fostering education in China and providing care for the underprivileged groups in Hong Kong.

Mr. Yip Tsz Hin, Stephen, aged 52, joined the Group in 1977. He is a deputy chairman, an executive director of the Group, the chairman of the Group Executive Committee and is also the chairman of a number of subsidiaries of the Group including Yip's Ink and Chemicals (Group) Limited, Jiangmen Handsome Chemical Development Limited, Jiangmen Thansome Solvents Production Limited, Huizhou Shengda Chemical Co., Limited and Taixing Jinjiang Chemical Industry Company Limited. He has over 30 years of experience in the manufacture of and trading in petrochemical products. He is the brother of Mr. Ip Chi Shing, Tony, the non-executive chairman of the Group.

Mr. Wong Kam Yim, Kenny, aged 50, has been the chief executive officer of the Group since 2008. Mr. Wong was appointed as an executive director of the Group in 2002. Mr. Wong graduated from the University of Sheffield in the United Kingdom in 1987 with a Bachelor's Degree in Business Studies and obtained a Master Degree in Business Administration from the University of Wales in the United Kingdom in 1988. He joined the Group in 1996 and has over 20 years of experience in marketing and management.

Mr. Li Wai Man, Peter, aged 54, has been an executive director and the chief operations officer of the Group since 2008. Mr. Li joined the Group in 2004 as an assistant director and since then has also served as director for a number of subsidiaries of the Group. He obtained a Bachelor’s Degree in Mechanical Engineering from The University of Hong Kong and a Master Degree in Business Administration from The Chinese University of Hong Kong. Mr. Li has worked in a multi-national petrochemical company for over 20 years and has extensive experience in engineering, corporate planning, marketing and operations.

Mr. Ho Sai Hou, Johnson, aged 45, joined the Group as chief financial officer in 2010. Mr. Ho was appointed as an executive director of the Group in 2011. He has over 22 years experience in accounting, finance, taxation and company secretarial work. Mr. Ho is an associate member of the Hong Kong Institute of Certified Public Accountants and a fellow of the Association of Chartered Certified Accountants. He holds a Bachelor of Social Sciences Degree in Accounting from The University of Hong Kong and completed his EMBA with The China Europe International Business School in 2007. Previously, Mr. Ho was an executive director and the company secretary and chief financial officer of three listed companies in Hong Kong.

Mr. Tong Wui Tung, Ronald, aged 61, was elected as an independent non-executive director of the Group since 1993 and was re-designated as a non-executive director of the Group in 2004. Mr. Tong is a partner of the law firm, Messrs. Cheung, Tong & Rosa, legal advisers of the Group on Hong Kong Law which receives usual professional fees in connection with services rendered to the Group. Mr. Tong has been practising as a solicitor in Hong Kong for over 30 years and is also an independent non-executive director of Country Garden Holdings Company Limited, a company listed on The Stock Exchange of Hong Kong Limited.

Mr. Ng Siu Ping, George, aged 53. Mr. Ng was appointed as an executive director of the Company in 1992. Mr. Ng obtained a Higher Diploma in Accountancy from the Hong Kong Polytechnic (now known as the Hong Kong Polytechnic University) in 1980. He is a fellow member of the Association of Chartered Certified Accountants and a certified public accountant of the Hong Kong Institute of Certified Public Accountants. He joined the Group in 1991 and has over 30 years of experience in the field of auditing and accounting. Mr. Ng retired as an Executive Director of the Company and was re-designated as a Non-Executive Director in July 2011.

Mr. Wong Kong Chi, aged 53, has been an independent non-executive director of the Group since 1993. He is a fellow member of the Association of Chartered Certified Accountants and a certified public accountant of the Hong Kong Institute of Certified Public Accountants. Mr. Wong retired in 1993 after working in the merchant banking industry for over 10 years. He is also an independent non-executive director of Kee Shing (Holdings) Limited, a company listed on The Stock Exchange of Hong Kong Limited.

Mr. Au-Yeung Tsan Pong, Davie, aged 65, has been an independent non-executive director of the Group since 2004. Mr. Au-yeung graduated from the Hong Kong Polytechnic (now known as the Hong Kong Polytechnic University) in 1974. He is a fellow member of the Hong Kong Institute of Directors. Mr. Au-Yeung has extensive experience in management, having held senior executive appointments in the tertiary education field and the service industry for over 30 years. He is the treasurer of a charitable organization which raises funds and advocates for the well-being of children. He is also Honorary Secretary of the Hong Kong Anti Cancer Society.

Mr. Li Chak Man, Chuck, aged 64, has been an independent nonexecutive director of the Group since 2004. Mr. Li graduated from Texas A&M University with a Master Degree in Statistics in 1973. Mr. Li retired in 2004 after having worked in the petrochemical industry for over 25 years accumulating extensive experience in logistics, procurement, management, personnel and administration. He was a representative to the Association of International Chemical Manufacturers in the 90’s to promote safety distribution of hazardous chemicals. Mr. Li does not hold any directorship in other listed companies.

Mr. Ku Yuen Fun, Andy, aged 59, has been an independent nonexecutive director of the Group since 2008. Mr. Ku graduated from the Hong Kong Polytechnic (now known as the Hong Kong Polytechnic University) and began his career at Shell Chemicals. Mr. Ku has extensive managerial experience in the oil & petrochemical industries in the Greater China region. He was a Director of Shell Hong Kong Limited, a Board Director of the Business Environment Council and the Chairman of Tianjin International Petroleum Storage and Transportation Company Limited. Mr. Ku does not hold any directorship in other listed companies.