I-Huaneng Zhongtian Energy Conservation Technology Group Co., Ltd. isiseko semveliso yoboya bamatye kunye nerabha emantla eTshayina.Yasekwa ngo-1985, ineminyaka engama-35 iphanda ukonga umbane kunye nezixhobo zokugquma izakhiwo.Eli qela lithatha indawo yeehektare ezingama-420, liqeshe abantu abangaphezu kwewaka, kwaye lithathe inxaxheba ekuyilweni nasekuhlaziyweni kwemigangatho yesizwe amaxesha amaninzi, lifumana phantse ikhulu leziqinisekiso zelungelo elilodwa lomenzi wechiza.