3WE10R31/OCG24NDKL,3WE10R31/OCW220RNDKL,3WE10R31/OCW220N9Z4,3WE10R31/OCG24N9Z4, 3WE10R31/OCG24NDKL,3WE10R31/OCW220RNDKL,3WE10R31/O 无锡市昌林自动化科技有限公司