4WE6C60/OCG12NK4,4WE6C60/OCG12NZ4,4WE6C60/OCG12NZ5,4WE6C60/OCG12NZ5L,4WE6C60/OC 4WE6C60/OCG12NK4,4WE6C60/OCG12NZ4,4WE6C60/OCG12NZ5 无锡市昌林自动化科技有限公司