PP-1102K Nke China Energy Group Ningxia Coal Industry Co., Ltd mepụtara, dabere na teknụzụ polypropylene gas nke NTH. A na-emepụta ngwaahịa a site na propylene polymerized dị ka ihe bụ isi, n'okpuru ọrụ nke ihe na-akpali akpali, site na usoro nke polymerization, nkewa, granulation, nkwakọ ngwaahịa, wdg.