Hong Kong Island Central and Western 
Number of tanks：4 tanks 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?
Fibreglass
Where is the tank location?
Rooftop
Basement
Basement
How many tanks do you need to clean?
4 tanks
What is the building type?
Others, 商住兩用大廈
How many floors does the building have?
7-15 floors
What time do you prefer to have the service?
Tuesday Morning, Early afternoon.
Wednesday Morning, Early afternoon.
Thursday Early afternoon, Late afternoon.
Friday Early afternoon, Late afternoon.
Saturday Early afternoon, Late afternoon
Anything else that we need to know?
No
Where is your location?
Hong Kong Island,Central and Western
