Methanol inventory levels in eastern Chinese ports were projected at 480,000 mt on in the mid of January said by market source. This is an increase of 48% from early December inventory of 259,000 mt, although year end downstream demand is weaker during the winter season, As per the industry source, Methanol-to-olefin (MTO) demand continues to remain deprived with a majority of plants tumbling their operating rates to about 60% capacity.