PP-2500HY Eveliswe liQela le-China Energy i-Ningxia Coal Industry Co., Ltd,ngokusekelwe kwigesi yeNovolen ye-NTH-isigaba se-polypropylene iteknoloji.Imveliso iveliswa nge-polymerized propylene kunye ne-ethylene njengeyona nto iphambili, phantsi kwesenzo se-catalyst, ngokusebenzisa inkqubo ye-polymerization, ukwahlukana, i-granulation, ukupakisha, njl.