STG.ICX.MMMF.MC4 stands for State Grid Interconnected Cordinated Exchange Money Market Fund Mixed Currency Class 4. It is a type of mutual fund that invests in money market instruments such as treasury bills, commercial paper, and certificates of deposit. The fund seeks to provide capital stability, liquidity and yields that are often higher than other traditional investments. The fund is managed by an experienced investment team and is part of the State Grid Interconnected Coordinated Exchange, one of China’s leading online financial trading exchanges.