PP-2500HY Kei te hangaia e China Energy Group Ningxia Coal Industry Co., Ltd,i runga i te hau Novolen a NTH-waahanga hangarau polypropylene.Ka hangaia te hua me te propylene polymerized me te ethylene hei rauemi mata matua, I raro i te mahi a te whakakorikori, na roto i te tukanga o te polymerization, te wehenga, te granulation, te kapi, me era atu.