PE: Ua piʻi aʻe ka hapa nui o nā kumukūʻai makeke wahi polyethylene home, a ʻo ka laulā hoʻololi he 50-150 yuan/ton. Ua hoʻokiʻekiʻe ʻia nā kumukūʻai ex-factory o nā ʻoihana, i alakaʻi ʻia e ka ʻaila crude superimposed a me ka piʻi ʻana o ka disk, ke kākoʻo macro hou a me ka emi ʻana o ka petroc...
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