Providing underground water, gas and petroleum pipeline leak detection services, using tracer gas method with experience of over 20 km in power plants, water, petroleum, oil and gas industries. Specialized in leak detection of shell and tube heat exchangers and cold boxes. Leak detection services for combined cycle thermal power plants condensers. Over five years of experience in helium leak detection services of high vacuum and ultra high vacuum systems. Providing freeze dryer HLD services in pharmacological industries.