The invention belongs to the technical field of shopping trolley lock equipment, and particularly provides an intelligent supermarket shopping trolley lock and a control system thereof. The lock mainly comprises an electronic lock shell, a shopping trolley lock two-dimensional code, a display screen, a chain lock insertion hole, a control chip, an insertion head, a chain, a mobile phone supermarket shopping APP and the like; information transmission between the mobile phone supermarket shopping APP and the control chip are achieved through wireless connection, so that the opening and closing of the shopping trolley lock can be controlled; and the intelligent supermarket shopping trolley lock controlled by using the mobile phone supermarket shopping APP comprises a code scanning verification module, a verification success unlocking shopping trolley module, a shopping completed locking shopping trolley module and a supermarket shopping credit record and a value-added service module. Theintelligent supermarket shopping trolley lock and the control system thereof have the advantages that the lock body is reasonable in structure, the principle is reliable, it is convenient and fast that the shopping trolley can be unlocked through the mobile phone APP, and the mobile phone supermarket shopping APP is provided with the functions of providing a series of services such as a supermarket map, goods positions, supermarket discounted goods, supermarket free shuttle bus situations and the like, thereby greatly satisfying the shopping needs of customers.