Hok Huat Group is principally involved in palm oil milling and palm kernel crushing through the subsidiaries of Kluang Oil Palm Processing Sdn. Bhd., Kilang Kelapa Sawit Bukit Pasir Sdn. Bhd., Topaz Emas Sdn. Bhd. and Hok Huat Oil Mill Sdn. Bhd.

The Group also provides management and marketing services through Hok Huat Group Sdn. Bhd., and engages in biogas business by generating and selling electric power through the joint venture entity namely GLT Agro Power Sdn. Bhd.