It is grateful to announce that Ontolo has been awarded the “Excellent Class” of Indoor Air Quality Certificate from the Environmental Protection Department, which is the highest level of the scheme.
This prestigious recognition reflects the Ontolo management team’s dedication to implementing the indoor air quality management plan, including but not limited to regular ventilation maintenance, air conditioning system cleaning, and strict pollutant monitoring. High-quality indoor air is essential for safeguarding the health of residents and minimizing respiratory risks.
We remain committed to upholding this high environmental standard to ensure a fresh, comfortable, and healthy living environment for all residents.

