Nanjing Yongjie Chemical & Miihini Taputapu Co., LTD. i whakaturia i roto i te 2001, he mea motuhake i roto i te R&D, te whakaputa me te ratonga o te miihini pelletizing kirihou. Ko ta matou kaihanga e hipoki ana i te waahanga o te 20,000 mita tapawha i runga i to matou ake whenua, me te whakaputanga marama o te miihini 20sets. Ko te wheketere i whakamanahia ki te CE, ISO9001: 2008.
Ko te extruder mahanga-rua ka wehewehea ki te momo whakauru me te momo kore-whakauru e ai ki nga waahi whanaungatanga o nga taarua e rua. Ka wehewehea te momo mata ki roto i te momo momo waahanga me te momo miihini katoa kia rite ki te tohu o te mata. Kua wehea te extruder māhanga-screw ki e rua momo: te taua aronga hurihuri tīwiri me te whakamuri tīwiri tīwiri rite ki te tīwiri ahunga hurihuri.