Our company has undertaken the chemical cleaning project of the 400000 ton/year coal to methanol project of Ordos Guotai Chemical Co., Ltd. We have undertaken all cleaning work, including the chemical cleaning of the circulating sulfurization bed boiler, medium and high pressure nitrogen storage tank, high and low pressure oxygen pipeline, high-pressure steam pipeline, and boiler water supply system. Our company has dispatched excellent construction teams to overcome the influence of environmental factors such as weather during construction and successfully completed the construction task, which has been recognized by the owner.