 Chan Wing continued to work many jobs, including as a shopkeeper for two of Loke Yew's shops in Sungai Besi.At the age of 24, he formed a syndicate with four of his clansmen, including Cheong Yoke Choy, to investigate tin ore next to Loke Yew's Sungai Besi mine.The syndicate, Hong Fatt Tin Mine, became the largest open cast tin mine in the world and made Chan a millionaire.