On May 15, the southwest market demand declined, and the southwest cement price index was 321.01, down 0.9, down 0.28%, down 16.32% in the same period last year. Meanwhile, Guizhou P. O 42.5 cement price index 254.17. The ring ratio decreased by 1.22%, the year-on-year decrease was 31.94%
, and the reference average price of P. O 42.5 bulk decreased by 4.00%
.
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