Mr Jen Rai Sin, aged 75, holds a Bachelor of Science Degree in Chemistry from Chung Hsiang University, Taiwan. He was instrumental in the installation of the two cocoa processing plants of Majulah Koko Tawau Sdn Bhd and Cacao Paramount Sdn Bhd accounting for more than RM50 million in investments cost. In view of his vast experience and exposure to a wide range of industries, he is now Director of the Industry Division (of Teck Guan Group) covering cocoa products manufacturing, quarrying, limestone products manufacturing, palm oil mills, bricks and metal sheets processing. He is also involved in the management of cocoa and oil palm plantations of the Group, and has a keen interest in the food and oleo-chemical industries. He currently sits on the Board of several private limited companies within Teck Guan Group.