Petroleum Pipeline & Tank Construction Joint Stock Company is a Vietnam-based company engaged in the construction and engineering industry. The Company is involved in the construction and installation of various kinds of pipelines and pressure tanks for the storage and transportation of water, oil and gas products. It also manufactures and installs drilling rigs and related equipment for oil and gas exploration activities, as well as provides repair and maintenance services for inland and offshore oil and gas structures. In addition, the Company is engaged in the development and construction of marine ports, power transmission lines and lighting systems.