Kuv, kev tshuaj xyuas kev lag luam PVC (6402, 10.00, 0.16%) daim ntawv cog lus tseem ceeb hauv lub Kaum Ob Hlis 30 tau kaw ntawm 6263 yuan / tuj, ib hlis nce 312 yuan / ton (5.24%).Saib rov qab rau lub Kaum Ob Hlis Ntuj tag nrho, nyob rau thawj ib nrab ntawm lub hli, cov ntawv cog lus tseem ceeb tau qhia txog kev nce siab ua tsaug rau kev tswj hwm ntawm txoj cai kis kab mob thiab l ...
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