1.2 production buildings are appropriate. Design and construction in a manner that is easy to condition maintenance thanu. Maintain a clean and easy to work with
1.2 Building of the appropriate size Be designed and constructed in such a way to simplify the maintenance condition Thanung cleanliness. And easy to work with.
1.2 building manufacturing with appropriate size. The design and construction in a simple manner to the maintenance of state keep clean and convenient in operation.