PP-1103K Lea e gaosia e Saina Energy Group Ningxia Coal Alamanuia Co., Ltd,fa'avae ile NTH's Novolen gas-phase polypropylene technology.O le oloa e gaosia ma le polymerized propylene e avea ma mea mata'itū autu, I lalo o le gaioiga a se catalyst, e ala i le faagasologa o le polymerization , vavaeeseina, granulation, afifiina, ma isi