School shows way in fighting air pollution in Thailand

Purifiers with Chinese technology help combat hazardous levels of smog

Editor's note: Northern Thailand, which has witnessed severe haze pollution, is making all efforts to combat it. This page looks at how Chinese technology is helping the country's fight against smog.

Mae Sai, the northernmost district of northern Thailand's Chiang Rai Province, is a major border crossing with Myanmar, famed for its lush hills. Doi Nang Non, which means "Mountain of the Sleeping Lady" in Thai, is one of the area's most notable mountains.

Apart from being a tourist attraction, Doi Nang Non also acts as an air quality indicator for the students of Banpafae-nongor-sansaimoon School in Mae Sai.