The A.S. Watson Group (or A.S. Watson or ASW) is the largest health and beauty retail group in Hong Kong, with over 12,000 stores in 25 markets worldwide serving over 28 million customers per week. The group operates the world's largest portfolio of retail formats, retail brands and has the largest geographical presence, and the company is majority owned by multinational conglomerate CK Hutchison Holdings Limited, with just over 75 percent, after the remaining stake was sold to Singapore-government-owned Temasek Holdings, in March 2014.