Analysis of the investment costs of joining a maternal and infant products store. As a rapidly growing industry, the maternal and infant products market has gradually attracted people\’s attention. Joining a maternal and infant product store has become the entrepreneurial direction of many people nowadays, but how much does it cost to invest in a maternal and infant product store? This article will analyze the relevant investment costs from four aspects: store rent, staff wages, product purchase and advertising. Please continue reading. Store Rent As a physical store, the store rent of a maternal and infant products store must be a big expense. Different rental locations will affect the rental price.