； ； XIAMEN HANWEI Sanitary Ware CO. ,ltd is the manufacturer of water-saving and hygienic「One Touch Tap」in China which is positioned ；at the waterspout to finish opening and closing function. One touch to turn on /off the water.This series came ；out when SARS came. Our president Chih-Hung Kao developed this patent hygienic &； water-saving faucet aerator.Comparing with sensor ones, 「One Touch Tap」has low cost and error rate for it use water pressure theory without electrical power supply.
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 ； ； XIAMEN HANWEI Sanitary Ware CO. ,ltd is the manufacturer of water-saving and hygienic「One Touch Tap」in China which is positioned ；at the waterspout to finish opening and closing function. One touch to turn on /off the water.This series came ；out when SARS came. Our president Chih-Hung Kao developed this patent hygienic &； water-saving faucet aerator.Comparing with sensor ones, 「One Touch Tap」has low cost and error rate for it use water pressure theory without electrical power supply.