Justus Sakti Raya was established in 1982 as the group chemical manufacturing unit, becoming one of top Unsaturated Polyester Resin (UPR)-YUKALAC producer indonesia, under license from Showa Highpolymer Co. Ltd. -Japan. Since then, had increased its ...

We have been marketing and manufacturing lubricant value-added blending synthesizing asphalt asphaltic specialty products for over 4 decades. Our activities associated with international projects such as Kuala Lumpur International Airport, Davao ...