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China, Yunnan Province, Simao. Pu er. Teachers sat around a table preparing a presentation on flip chat paper at a training workshop for teachers.
20059890
China, Yunnan Province, Simao. Pu er. Teachers sat around a table preparing a presentation on flip chat paper at a training workshop for teachers.
China, Yunnan Province, Simao. Pu er. Teachers sat around a table preparing a presentation on flip chat paper at a training workshop for teachers.
20059893
China, Yunnan Province, Simao. Pu er. Teachers sat around a table preparing a presentation on flip chat paper at a training workshop for teachers.