2024
- Strength and Fatigue Assessment on the Modification of Trailer Car into Dining Car, PT KAI (Persero), Chair.
2023
- Analysis of Construction Modification of Executive Trains to Compartment Trains, PT KAI (Persero), Chair.
- Analysis of Construction Modification of Open Carriage GB 50 Ton Canada to GB 45 Ton with Side Door Opening, PT KAI (Persero), Chair.
- Chemical Composition Testing and Analysis of Key Mechanical Signal Components According to Standard, PT KAI (Persero), Chair.
- Upgrading Analysis of the Belt Conveyor and Ship Unloader Crane at the Temporary Jetty of PLTU Jeranjang OMU, PLTU Jeranjang OMU, Member.
2022
- Failure Analysis of Return Idler made from UHMWPE on Conveyor Belt, PLTU Sebalang, Chair.
- Strength Analysis of Gun Mount Design, PT BTI Indo Teknik, Chair.