The air pollution is China has reached unprecedented levels, even with the decrease in the overall use of coal.

The amount of smog has become an issue for the Chinese government and many major cities are polluted with dirty air - which could bring severe health issues. To try to fix some of the dirty air issues inside the house, several homeowners are buying smart air filters, capable of removing the dirty air from a room.

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Baomi - a new subsidiary of Cheetah Mobile - jumped on the popular new smart filters gadget and has shown the popularity is real. The new machine sold out in one second through digital sales.

The number might seem to good to be true and it is a bit less exciting, considering Baomi took into account pre-orders before announcement, meaning they could have already been out of stock prior to the official release.

Baomi has also not released official production numbers, and the Chinese company says it is actively looking for feedback from the community before releasing a second batch.

Cheetah Mobile uses similar tactics as Xiaomi when it comes to sales, offering digital only payments. Xiaomi has also been caught announcing huge numbers and short time periods of sale, before going out of stock, only to have mixed pre-orders in with official release orders.

Baomi is a smartphone controlled air filter with a minimalist design and smart functions to capture dirty air and filtering out rooms. The cost of the Baomi comes to  998 yuan ($160).

China has been on a big tech spree in the past 10 years. China's smart home and wearables market is starting to shape up similar to the U.S. and Europe, with even more interesting gadgets available from Baidu, Xiaomi and other Chinese tech companies.

Recently, China signed an anti-pollution deal with the U.S. and announced larger investment in solar energy, already contribution 2 percent of all energy in China. Coal is still the dominant energy source at 64 percent, but this is slowly dwindling.

TagsBeomi, smart filters, clean air, Startups