March 9 domestic polytetrafluoroethylene (PTFE) continuation of the trend of steady light. Domestic mainstream offer: Suspended in grain prices 3.5-3.7 yuan / ton, suspended fines 3.7-3.9 yuan / ton, dispersing resin 4.3-4.5 yuan / ton; dispersed emulsion 3.2-3.5 Wan / ton. But in reality a single meeting(Polyvinyl Alcohol )