The fish is caught hand line with one hook, one line, and one fish at a time, ensuring sustainable fishing that is friendly to the environment. PT. Sari Tuna MAKMUR is one of the pioneering member companies of the Indonesia Pole & Line and Hand line Fisheries Association (AP2HI) that has successfully certified Bitung, North Sulawesi, a Marine Stewardship Council (MSC) sustainable fishing ground since 2021. Sustainable fishing allows our company to grow with positive effects on our environment continuously.