asia, southeastasia, north thailand, thailand, chiang rai, agriculture, nature, landscape, countryside, fields, tea, plantation, tea plantation, mae chan, choui fong, choui fong tea, water, field, trees, body, aerial, photography, green, scenery, commerce, plant, transaction, district, estate, food, industry, aeriform, tree, vicinity, woody plant, cultivation, asian country, ethereal, landmass, farming, production, beverage