Scrubber for BF No.2 gas main pipe of Baosteel Stainless Steel Department, for which CISDI Shanghai provided the plant design, software programming and equipment integration, was successfully put into operation on July 14. It is implemented with CISDI proprietary BFG cleaning unit which can effectively remove the corrosive substance in BFG, contributing to safe operation of the blast furnace and plant-wide gas piping system.