Boyolali Mason Group
Boyolali Mason Group was established in April 2012. It is a group of trained masons and devoted to the construction of biodigesters in remote areas and cannot be reached by the CPO. Although there are only 4 active builders, but they covers quite spacious work areas: Boyolali, Klaten, Grobogan, Rembang, Pati, Jepara, Pemalang and several districs in the western part of Central Java. Boyolali Mason Group has been our CPO since April 2012.