What types of activities have you engaged in, including planning, managing piping material issues for contracts, fabrication, welding, inspection work, erection, mechanical completion, inspection clearance, hydrotesting, dry installation, boxing up, and handover? Additionally, can you specify the types of materials you have worked with, such as carbon steel (SA 106 Gr. B), alloy steel (A335 Gr. P5, P11, P22, P1), stainless steel (A321 TP 304, 304L, 308, 308L, 316, and 316L), as well as cast iron water pipelines? Lastly, what services have you provided involving oil, gas, water, firewater lines, nitrogen, oily water, rainwater, and process lines, both above ground and underground? IBR PIPING - LOW PRESSURE LINE , MIDDUM PRESS & HIGH PRSSER STEAM LINE. DEATILS OF COMPAY. WORKED BY ME. 1 ) DODASAL PVT LTD - INDIA 8 YEARS . 2 ) DODSAL GMBH - 10 YEARS OVERSEAS PROJETS . 3 )UNITED CONSTRITION - 2YEAR VADODARA 4 ) TICB - VADODARA. 5 ) RIL REFINER - JAMNAGAR 6 ) ESSAR CONSTRUCTION. - JAMNAGAR 7 ) RIL - JAMNAGAR