There are 2.1B AC worldwide, consuming 37% energy in 2050. Only improving AC’s efficiency does not help, since AC’s lifetime is 10-15 years, we don’t upgrade AC every year like smartphones. Go green, Net zero carbon emission is a sustainable trend, the world needs someone to take care of AC and help everyone use AC efficiently. BenKon SmartAir is the first product in our roadmap, it focuses on retails and accommodation businesses. A small hardware plays the role of a Fitness tracker for every single AC, the cloud based management software helps manage, automate thousands of AC at once. As a result, the BenKon SmartAir solution helps save $20 to $40 per AC per month, reducing 10% - 20% operation cost.