Improving the “Tandusan” Traditional Coconut Oil Processing Process at the Sari Guna Mertha Business Study Group in Carangsari Village, Badung I Wayan Sudiarta 1 , A.A. Made Semariyani 2 and I Gusti Ngurah Sugiana 3 {sudiartaiwayan67@yahoo.com} Warmadewa University Abstract. The Community Partnership Program in the Training to Improve the "Tandusan" Traditional Coconut Oil Processing Process was conducted at the Sari Guna Mertha Business Study Group, Banjar Telugtug, Carangsari Village, Petang Sub-district, Badung Regency. This study aims to provide appropriate technology for the diversification of agricultural products such as coconut which is widely available in Carangsari Village. The product has the potential to become Tandusan coconut oil for cooking and consumption. In training with direct practice, it provides additional material on entrepreneurship knowledge, business management, sanitation and hygiene, packaging and marketing. Therefore, participants are able to properly manage their businesses. The methods used in implementing this training are face-to-face interviews, counseling and direct practice. The activities were carried out in stages by monitoring and evaluating the activities to guarantee sucess. Firstly, it was carried out by counseling the appropriate technology for processing coconut into tandusan traditional oil, with the manufacturing process modified, and sanitized with proper processing hygiene for adequate business management, marketing and entrepreneurship. At the first meeting, all participants are given a learning module that needs to be understood before the processing technique is carried out, thereby, making it easier to monitor each instruction. Secondly, a direct training/practice on making tandusan coconut oil products is carried out efficiently. Subsequently, evaluation and repetition are conducted until the participants truly master the technology and are able to eaasily make products independently and in groups. Thirdly, regular assistance is provided to motivate newly started businesses. The results showed that the participants have been able to independently manufacture efficient and better quality tandusan coconut oil products that, understand entrepreneurial knowledge and marketing management, thereby, making them economically independent. Furthermore, activities are also documented in the form of photos and videos and published in journal articles. Keywords : Tandusan coconut oil, Entrepreneurship, Appropriate Technology. WARDS 2019, December 13-14, Denpasar, Indonesia Copyright © 2020 EAI DOI 10.4108/eai.13-12-2019.2298866