In 2015, participated in the supply work of CNOOC Ningbo Daxie Petrochemical Co., Ltd.'s high-pressure hydrogenation project, with varieties including tees, elbows, reducers, and specificationsWall thickness DN250-600, SCH140-160, material A234 WPB, WP11 CL2, A403 WP347-S, A403 WP321-S， There a
In 2015, participated in the supply work of CNOOC Ningbo Daxie Petrochemical Co., Ltd.'s high-pressure hydrogenation project, with varieties including tees, elbows, reducers, and specifications
Wall thickness DN250-600, SCH140-160, material A234 WPB, WP11 CL2, A403 WP347-S, A403 WP321-S， There are 632 items with a total amount of 29.99 million yuan.
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