Recently, the market of caustic soda in Hebei Province has shown both rises and falls. The load of local caustic soda facilities is stable, the output of liquid alkali is normal, and inventory is at a reasonable level. The downstream alumina market is stable, and enterprises use caustic soda as soon as they purchase it. The chemical and textile markets are sluggish, and enterprises have a weak purchase of caustic soda. With the increase in high-concentration liquid alkali production in individual facilities, the ex-factory price of enterprises has been significantly adjusted downwards by 400 yuan per ton. The supply and demand of low-concentration liquid alkali are mild, and the ex-factory price of enterprises has both rises and falls by 10 yuan per ton.