Ko mātou, ko Guangzhou Yongjin Machinery Co., Ltd., i whakatūria i te tau 2012, tētahi o ngā kamupene rongonui e aro nui ana ki te hanga me te whakarato i te whānuitanga o ngā momo mīhini kakahu me te kakahu, me te maha atu anō hoki. E mōhiotia ana ēnei hua mō te roa me te pai o te whakaotinga.