Srinagarindra general public, the foundation offers artificial limbs to the needy. In 1964, at the age of 64, she hiked to the top of Doi Inthanon, Thailand's highest peak, in Chiang Mai Province. She had been used to taking walks from Bhubing Palace, accompanied by border control police and two physicians. Soon she felt that she had covered all she could within the immediate vicinity, and yearned to conquer Doi Inthanon, which was visible from the palace windows. In those days there was no access road to the top, so the princess mother spent two nights camping out during her hike,
Doi (retailer) Doi (retailer) Its roots go back to Doi Shōten (), also referred to as Doi Shōkai (). This was a Japanese retailer, distributor, or both, that started in 1949. ("Doi" here is a surname, "shōten" means "retailer", and "shōkai" means "trading company".) In the early fifties it was based in Osaka. Kimio Doi (, "Doi Kimio"), son of the Mr. Doi of Doi Shōten, started a branch in Fukuoka at some time around 1956. In 1959 this became plain Doi (, "Kabushiki Kaisha Doi"). Doi provided diverse services, such as professional darkroom work. Retail stores were branded "Camera no Doi"