Woei Fen Cheng, Chairman, Ten Percent Owner at Mun Siong Engineering Ltd., holds 315.17M shares in Mun Siong Engineering Ltd. (Ticker: SG:MF6). Most recently, Woei Fen Cheng Bought S$740,000 shares of Mun Siong Engineering Ltd. on Aug 14, 2017 for an estimated value of 42.48K.