Hong Kong Island Southern 
Number of tanks：2 tanks What type of tank do you need to clean?
Potable water tank
What is the material of the tank?
Concrete, tile
Where is the tank location?
Basement
How many tanks do you need to clean?
2 tanks
What is the building type?
Industrial building
How many floors does the building have?
Up to 6 floors
Please provide details about the tank's capacity or other information to help PROs better understand (optional)
500立方食水缸
What time do you prefer to have the service?
Monday Morning, Early afternoon, Late afternoon.
Tuesday Morning, Early afternoon, Late afternoon.
Wednesday Morning, Early afternoon, Late afternoon.
Thursday Morning, Early afternoon, Late afternoon.
Friday Morning, Early afternoon, Late afternoon
Anything else that we need to know?
Yes, 需要合資格人士，同埋出具風險評估報告，符合政府最新條例
Where is your location?
Hong Kong Island,Southern
