排名省份产能（万吨/年）3月产量4月产量增减4月产能利用率1山东19511.511.60.1071.38%2江西16512.0512.060.0187.71%3安徽12610.259.49-0.7690.38%4甘肃1408.48.400.0072.00%5广西1305.528.803.2881.23%6浙江925.955.63-0.3273.43%7湖北9