WON LONG(HONG KONG)CO.,LIMITED-Professional supplier of konjac glucomannan,konjac dietary fiber,konj, Won Long Konjac- a global konjac(香港万龙有限公司) products expertise in China.Won Long Konjac started in 2010, making it a leading konjac products supplier in the world . The company is specialized in supplying Konjac powder(魔芋粉), konjac gum(魔芋胶), 100% natural konjac Sponge and Konjac Dietary Fibre.