New Territories Yuen Long 
Number of tanks：>5 tanks: 學校 What type of tank do you need to clean?
Potable water tank
Flush water tank
Flush water tank
What is the material of the tank?
Concrete, tile
Where is the tank location?
Rooftop
Basement
Others, 二樓的飲水機(細)
Basement
Others, 二樓的飲水機(細)
How many tanks do you need to clean?
>5 tanks, 學校
What is the building type?
Others, 天水圍學校
How many floors does the building have?
Up to 6 floors
What time do you prefer to have the service?
Saturday Morning, Early afternoon
Anything else that we need to know?
Yes, 必須令水缸注滿水。
Where is your location?
New Territories,Yuen Long
