Project of students in electrical department Faculty of Industrial Technology It brings problems that arise in the processing of OTOP products to design and construct a stone banana slicer. And solar incubators To put it into practice Both of these projects will be used at OTOP manufacturers. Baked banana with tamarind filling. Baan Yawee Community, Wang Chompoo Subdistrict, Mueang District, Phetchabun Province