Recently, the low-concentration caustic soda market in Shandong has been stable, and the high-concentration caustic soda prices have been slightly raised. The local caustic soda facilities are stable, production is stable, and the enterprise inventory is at a reasonable level. The downstream alumina market is stable, and enterprises purchase as needed. The textile and dyeing markets are normal, and enterprises use as they buy. Now the low-concentration caustic soda market has sufficient supply, and the transaction prices have not shown significant fluctuations. With the increase in downstream demand in other provinces, the sales of high-concentration caustic soda have accelerated. The caustic soda enterprises have raised the factory prices according to their own inventory situation, with a range of 20 yuan per ton.