9 四月 2019
鐵皮老舊破損導致漏水
Leakage caused by old and damaged iron sheets
施工面清潔及高壓清洗
High pressure cleaning of iron surface dirt and rust
液態橡膠隔熱面漆噴塗
Liquid rubber insulation topcoat spraying
面漆噴塗完成
Top coat spraying completed