Currently ground oil refinery produced oil quality though badly, but the price is relatively cheap , but also has its own market , and its downstream customers for private stations , traders and blending customers. Zhuo record information through refineries and some land exchanges , Oil press machine after the upgrade brings , but high demand will be significantly suppressed the role of end-customer profit margins have been squeezed , most likely no longer purchase refining plant oil. Then, out of the market, which in turn was empty " two barrels of oil " instead . "I make a bold prediction , there may be a general manner refinery will disappear ." Above ground refinery official told reporters , for some refining capacity of small enterprises by financial constraints to complete upgrading almost unrealistic . In front of them , either Forced , or be big business combination.