Goes to BMKG SMP Al- Ma’hadul Islami Kelas VII Bangil
Giat Preventive Maintenance Alat Accelero Site PPJI di Stasiun Geofisika Pasuruan
Commissioning Test Warning Receiver System New Generation (WRS NG) di Banyuwangi
Preventive Maintenance Sensor Accelero Tambakboyo (TBJI) Tuban
