พระบาทสมเด็จพระปรมินทรมหาภูมิพลอดุลยเดช เสด็จ จ.น่าน Many decades ago, Nan was impoverishedand treacherous, infiltrated by communism. However, nothing prevented His Majesty the late King from introducing development projects and making a “friend” there.Decades have passed since the King set foot in the northern province. He visited Nan 22 times, four of them to Ban Tham Wiang Kae in Song Khwer, a remote, mountainous district home to the Hmong ethnic highlanders.