Pengelasan Tube Bundle PLTU Muara Karang 
Welder Performance Qualification Test 
Reviewing Radiography Film 
Retubing. Reheating PT PJB – Muara Karang. 
Mechanical Test – PT Gamma Mekanika Gemilang
NDT – PT Gamma Mekanika Gemilang
WPS PQR – PT Gamma Mekanika Gemilang
Radiography Test – PT Gamma Mekanika Gemilang
Training – PT Gamma Mekanika Gemilang