U Chiang Mai 2012
1. Pool system editor increase efficiency from old system
2. Add exhaust fan correct stink a drain pipe
3. Change a water line from still to PPR .pipe
U Chiang Mai 2013
1. Change from halogen bulb to LED. bulb of all hotel. change a capacitor in CAP bank box. to more performance
2. Install Electric timer for control of electrical energy
3. Reduce costs in employment outside take care every think from engineer team, Kitchen, lift, Boiler tank
4. Repair Pressure low Water in all Building
Vivo bene village 2014
1. Install the Submersible pump system in the rain water drainage system
2. Install the booster pump for the garden system
3. Project the light all
4. Follow up the project construction
5. Install the lighting system at the swimming pool and lotus pond