Over more than 40 years of the Vietnam National Oil and Gas Group (PVN) development. Science and Technology has been played a very important role and significantly contribute to the success of PVN in all core business areas. This paper reviews the achievements of Science & Technology activities of PVN so far as well as point outs key strategies to address future challenges of oil & ga... https://thehookahlabes.shop/product-category/hookah-parts/