Besides 4 coke drums awarded to SNEC Ningbo Tianyi Machinery Manufacturing Company for 40 million t/a Integrated Refinery and Petrochemical Project of Zhejiang Petrochemical Co., Ltd., the company was invited to submit proposals for 12 pieces of oversize equipment and manufacturing contract was awarded to Tianyi Machinery Manufacturing Company.

These 12 towers are worthy the name of “giant” equipment in terms of diameter and weight. Their weights are totalized to 12,000 tons, the raffinate tower is up to a weight of 2,500 tons and the quench oil tower is up to a dimeter of 13m.