What reason do I need to buy an air purifier in 2021-2022?
Is there serious air pollution in the cities in which they live? Maybe some people live in areas where air pollution is not so severe, and they are not so vigilant and feel harmful to air pollution, but in fact, air pollution is everywhere, and China’s reforms are nearly four. Over the past ten years, my country’s economic development has undergone earth-shaking changes, but at the same time it has inevitably brought environmental pollution, including air pollution, water pollution, [...]