- Speaker at EHP and CMD Technical Guidance in BUSKI, Jakarta (2016).
- External Examiner and Speaker of General Lecture"Towards Bright Future Fisheries" in 1 Bawang Senior High School, Banjarnegara (2015).
- Speaker at Technical Guidance of Pest Control and Fish Diseases in Department of Marine Fisheries and Animal Husbandry, Kulon Progo (2015).
- Speaker at Training of Fish Pest and Diseases Examination in SKIPM Class 1, Yogyakarta (2014).
- Speaker at General Stadium in Aquaculture Study Program - Mataram University (2014).
- Speaker at Workshop Twinning Program Koi herpes virus in Freshwater Aquaculture Development Centre, Sukabumi (2014).
- Speaker at Broodstock Centre Meetingin Freshwater Aquaculture Development Centre, Sukabumi (2014).
- Guest Speaker at “Agritekno” TVRI, Yogyakarta (2014).
- Speaker/Instructure at “In House Training of Bacterial Examination” in SKIPM Class 1, Kupang (2014).
- Speaker at Techncal Guidance of Pest Control and Fish Diseases in Department of Marine Fisheries and Animal Husbandry, Kulon Progo (2014).
- Trainer at Ring-Test Trainingin LP2IL,Serang (2013).
- Speaker at In House Training in BUSKI, Jakarta (2013).
- Adviser of Planning, Budgeting, and Execution of SKPD Program (2013).
- Speaker at In House Training of EMS/AHPND Diagnosis in BBKIPM Makassar (2013).
- Discussant at Technical Meeting of the Task Force 2013 RSNI field of Fish Health and Environmental Standards, Bogor (2013).
- Trainer at Vaccinator Training in Brackishwater Aquaculture Development Centre, Jepara (2013).
- Speaker at Techncal Guidance of Pest Control and Fish Diseases in Department of Marine and Fisheries Yogyakarta (2013).
- Speaker at Fish Diseases Information Network Meeting in Departmen of Marine and Fisheries Central Java (2013).
- Speaker at Technical Meeting of the National Fish Quarantine (2013).
- Speaker at Evaluation and Verification of Data of Fish Diseases Monitoring (2012).
- Speaker at Technical Meeting of Fish Health and Environment, Director General of Aquaculture (2012).
- Discussant at Technical Meeting of the Task Force 2012 RSNI field of Fish Health and Environmental Standards, Bogor (2012).