Recently, the export of caustic Soda in Shandong has performed well. Due to the tendency of liquid caustic soda prices to fluctuate, the cost has decreased. Therefore, 99% caustic soda is exported at US$530/tonne FOB China main port, and the transaction price is US$525/tonne. FOB China's main port. It is reported that in the recent caustic soda export market, there are always orders, and it is expected that the export market outlook will continue to be stable.