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Kao Corp. Liese branded hair dying products sit on shelves in a Watsons store, operated by A.S. Watson & Co., in the Tsim Sha Tsui district of Hong Kong, China, on Tuesday, March 25, 2014. Temasek Holdings Ptes plan to buy a stake in the retail arm of billionaire Li Ka-shings Hutchison Whampoa Ltd. will help the investment firm extend its reach in China and ease its reliance on Singapores banks. Photographer: Jerome Favre/Bloomberg via Getty Images

Kao Corp. Liese branded hair dying products sit on shelves in a Watsons store, operated by A.S. Watson & Co., in the Tsim Sha Tsui district of Hong Kong, China, on Tuesday, March 25, 2014. Temasek Holdings Ptes plan to buy a stake in the retail arm of billionaire Li Ka-shings Hutchison Whampoa Ltd. will help the investment firm extend its reach in China and ease its reliance on Singapores banks. Photographer: Jerome Favre/Bloomberg via Getty Images