M&E
Mechanical, Electrical, Plumbing and Fire fighting work 空調,給排水,衛生,消火,上下水道処理,電気,発電設備
Friday, 23 July 2010
Plumbing system of toilet
Installed PVC pipe for sewage system
we excaveted about 1m depth, during that time
often had heavy rain it was so difficult
but we done!!
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