Shanghai Coking has shut down its Methanol unit no2 for maintenance turnaround. The company has got three units over there. The maintenance is likely to last for three weeks. The unit is based at Wujing in Shanghai province of China and has the production capacity of 2, 00 ,000 tonnes/year for the second unit. The combined capacity of all the three units over here is 10,00,000 tonnes/year.