住宅大樓電梯公共區域大理石牆面及地坪工程，業主從選料到施工面都很仔細講究，特別的是，這個工地指定一個樓層做樣品層，等驗收完成品沒問題再全部拆除（大理石牆面、地坪拆掉後是不能重新使用的），待電梯裝上後大理石再次施工。
3D圖可以做到的模擬實境，但業主想看的是更多的細節 。
Residential project— marble floor and wall installation in elevator lobby, the thing here is, 3D visualization could display much detailing, then the clients requested to build a
showroom ( the whole marble wall and floor completing works will be back-out and materials are non-reusable ) to inspect every detail meets their expectations.
The evaluation procedure of interior construction updating.
