Land prices in the Huashan area went up at least 30 %, and even outsiders are coming to the area to open coffee shops, "says Yuan Ching-hsiung, head of the Kukeng Farmers 'Association. Every month, he says, around 500 tour buses pass through the tunnel of green trees that is the entrance to Kukeng.
「農業休閒中心附近本來冷冷清清，咖啡帶起繁榮後，對柳丁、芭樂的銷售也有幫助，華山地區的地價至少上升 30 %，連外地人也來此開咖啡館，」古坑鄉農會總幹事袁靖雄估計，每個月至少有五百輛遊覽車從綠色隧道入口湧進古坑。