I whakatūria a Tengzhou Hoton Machinery Co.,LTD i te tau 2006, ā, ko ia te kaihanga mīhini ngaio i Haina. E 480 ngā kaimahi, 60 o rātou he miihini. Ko te rahi o te whenua he 46,000 mita tapawha, ko ngā rawa whānui he 30,000,000. He toa kei a ia e 350 ngā taputapu, ā, he pai te pūkenga ki te hoahoa me te hanga hua. He whakaaetanga kounga kaweake mai i te tau 2007, ā, he mana kaweake i tukuna e te Komiti Tauhokohoko Ōhanga o tāwāhi a te Kāwanatanga i te tau 2008.