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目前世界硫酸钾的年产量为300万～400方重，贸易量约占生产量的一半左右．亚洲地区硫酸钾消费速度上升较快，1990年就已突破100万t，主要消费市场在我国和日本，预计亚洲将有取代西欧成为世界上硫酸钾最大的消费市场的趋势．据有关专家预测，世界硫酸钾产量计划每年增加50万t，
At present, the annual output of potassium sulfate in the world is between 3 million and 400 square meters, and the trade volume accounts for about half of the production volume. In Asia, consumption of potassium sulfate increased rapidly, exceeding 1 million t in 1990. The major consumer markets are in Japan and China. It is estimated that Asia will have the potential to replace Western Europe as the largest consumer market for potassium sulfate in the world. According to the experts forecast, the world’s potassium sulfate production plan to increase 500,000 t per year,