Information from satellites was treated through the geographic information system (commonly known as "electronic mapping") and then the extent of the completed golf course was compared to the original construction plan. It was thus confirmed that many operators brought their courses through a "metamorphosis," encroaching on public lands and thus building far larger courses than authorized.
從衛星得到資訊後，再經過俗稱「電子地圖」的地理資訊系統，把高爾夫球場開挖前及完工後的範圍圖逐一對照，赫然發現一些業者使用「金蟬脫殼計」：開挖前申報的是一種範圍，完工後卻「乾坤大挪移」，挖到附近的國有土地去了！