The BF project was invested by Taiwan's Formosa Plastics Group, the forward planning is four blast furnaces, first-stage project is two 4350m3 BF, project was EPC by CISDI and the project located at Vietnam Ha Tinh province. No.1 and No.2 BF was applied combined cooling with copper stave and copper cooling plate on furnace bosh, belly and stack, 4 rows of copper staves and 2 rows of copper cooling plate were applied. products were delivered at year 2013.