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Quality, Health, Safety and Environmental (QHSE) management is an integral part of company management system. PetroChina Company Limited(PetroChina) has all along regarded QHSE business as the consistent standpoint of self-developing. One of its most impo
Quality, Health, Safety and Environmental (QHSE) management is an integral part of company management system. PetroChina Company Limited (PetroChina) has all along regarded QHSE business as the consistent standpoint of self-developing. One of its most impo