In the last fortnight, Ethylene prices increased at constant rate in line with growing demand. According to market experts, buying activity from downstream market is expected to remain robust in post holiday scenario. In the second half of the last fortnight, Ethylene market opened with steady sentiment. Demand was bit dull as Chinese traders were on Lunar New Year holidays, but prices remained firm because of dropped in Japanese Ethylene production. Price hike was mainly attributed by higher feedstock prices according to market experts.