text: The leadership of Binh Son Refinery and Petrochemical said that in the same period last year heavy losses because of deeply declining oil prices and Covid - 91 caused the demand for petrochemical products to go down?
classes:  No, during the 2020 - widespread outbreak of the coronavirus, Binh Son Refinery and Petrochemical had to lay off many workers for losing badly due to too many refinery and petrochemical products left in stock.  Besides, during the 2020 - widespread outbreak of the coronavirus, Binh Son Refinery and Petrochemical had to lay off many workers for losing badly due to too many refinery and petrochemical products left in stock.  Yes, during the 2020 - widespread outbreak of the coronavirus, Binh Son Refinery and Petrochemical had to lay off many workers for losing badly due to too many refinery and petrochemical products left in stock.  Meanwhile, during the 2020 - widespread outbreak of the coronavirus, Binh Son Refinery and Petrochemical had to lay off many workers for losing badly due to too many refinery and petrochemical products left in stock.