I-PP-2500HY Ekhiqizwa yi-China Energy Group i-Ningxia Coal Industry Co., Ltd, esekelwe kubuchwepheshe be-NTH's Novolen gas-phase polypropylene technology.Umkhiqizo ukhiqizwa nge-polymerized propylene kanye ne-ethylene njengento eyinhloko eluhlaza, Ngaphansi kwesenzo se-catalyst, ngenqubo ye-polymerization, ukuhlukaniswa, ukuhlukaniswa, ukuhlukaniswa.