He has been managing two forest plantations on peatland in West Kalimantan, Indonesia since 2010. His companies are the joint venture between Sumitomo Forestry Co., Ltd. in Japan and Alas Kusuma Group in Indonesia. He spent much of time thinking about harmony between wood productivity and biodiversity in tropical forestry, and he conducted field research for more than ten years in Sumatra and West Kalimantan. He and his colleagues have been developing peatland management system with integrated technologies to enhance wood productivity but reduce ecological impacts on peatland based on a scientific basis.