Various conservation measures cut Chang's water bill in half and reduce electricity bills by 25 % each month, saving him US $ 50-70,000 each year per hotel. This proves that not only does environmentally friendly architecture save energy, it saves money.
這些節能措施，每個月可幫張文毅省下一半的水費及 1/4 的電費，年度水電費可以省下 5 至 7 萬美元，證明環保建築能夠省能，也能省錢。