Shenzhen ZK Electric Technology Co., Ltd. (here called ZK) is a professional manufacturer of kindsof solar pump inverter, AC drives, variable frequency inverter and soft start, etc. We are not only focus ondesigning, manufacturing, sales and after sales service for above mentioned products, but also providing customermade automation solution and renewable energy technologies.There are around 50 staffs working in our factor, 50% of them are engineers. Thanks to our great R&D teamhardworking and innovation, we mastered core and leading vector control technology for PMSM and IM.