July 18, 2014 to July 24 the week, the domestic average price of MTBE week fell sharply last week, 123 yuan / ton or 1.52%. Earlier this week, the development of the Commission during the year to reduce the rate of cash, but the market has not been promoted to the market, coupled with the tax reform makes oil panic panic, raw material procurement continues to decline, this week MTBE shipments are still very difficult, Prices show a downward trend last week, manufacturers continue to increase production downtime.