Hanwha Petrochemical has shut down its SM plant for maintenance turnaround. The company has shut down its no2 unit for maintenance in the last week of March 2019.The unit is likely to remain off-stream for around 45 days and is expected to resume its production on 9th May 2019.Unit is based at Daesan in South Korea and has the production capacity of 6,50,000 mt/year.