Ko Xuzhou Huayan Gas Equipment Co., Ltd. tētahi o ngā kaiwhakarato matua o ngā pūwero hau i Haina. Kei roto i te Rohe Whakawhanake Ōhanga o te Tāone o Xuzhou, Haina, e kapi ana i te rohe o te 92,000m2, tae atu ki te 15,000m2 whare tari, 18,000m2 awheawhe, 3,000m2 wharekai kaimahi, me te neke atu i te 50% o te rohe matomato.Waihangatia he taiao mahi ataahua, whakamarie hoki mō te 90 kaimahi.
Mai i te hanganga o ngā pūwero hau i te tau 1965, kua nui te wheako kua kohia e te kamupene. He whānui ngā kaimahi pūkenga o te wheketere, ā, neke atu i te 70 ngā huinga taputapu tukatuka me te whakamātautau, ka taea te whakaoti i te tukanga whakaputa katoa mai i te tirotiro rauemi mata, te whāngai, te tukatuka, te huihuinga, te whakamātautau, te takai, te rokiroki, te tuku, me ētahi atu, ka puta he 500 huinga o ngā momo pūwero hau katoa i ia tau.
Ka taea e te kamupene te hoahoa, te whakaputa, te tāuta, te whakangungu, te tuku wāhanga e manawapa ana, te whakahou i te tiaki i ngā waeine me te maha atu o ngā ratonga e ai ki ngā hiahia o te kiritaki. Ko ngā hua a te kamupene e kapi ana i te hinu me te hau, te matū, te whakarewa, te rongoā, te pūngao ma, te hikohiko, te kai me ētahi atu tono, e kaweake ana ki neke atu i te 20 whenua o te ao, ā, i rongonuihia e ngā kiritaki.
