PP-2500HY Iyo inogadzirwa neChina Energy Group Ningxia Coal Industry Co., Ltd,yakavakirwa paNTH's Novolen gasi-phase polypropylene tekinoroji.Chigadzirwa chinogadzirwa nepolymerized propylene uye ethylene sechinhu chikuru mbishi,Pasi pekuita kwecatalyst,kuburikidza nemaitiro epolymerization, kupatsanurwa, granulation, kurongedza, nezvimwe.