Acrylic fibre prices remained firm in the Asian region in USD-based market with support from raw material costs and tight supply. China acrylic fiber market was quiet and transactions gradually stopped and the prices slightly consolidated. The USD-based market remained firm and prices went up during the second half of this last fortnight in line with rising Acrylonitrile costs. However, no support had been spotted from downstream yarn market yet, with regards to demand, overseas trades or order intake.