Laoting plant of HBIS Group top charging coke oven heating up work started on July 10th, 2020. The project of ACRE includes 4×60 ovens with 7m top charging coke oven with by product, 3×170TPH CDQ. The advanced environment protection technologies such as deNOx, ascension pipes heat recycling, CMC and sulfuric acid product from desulfurization waste liquid.  HBIS Group is top3 steel company globally. This project is part of grading development of HBIS Group. The positive pressure heating-up technology is applied.