Services 01 Material Testing All of the products will be sent to our clients only if they have been tested qualified by our test workers to make sure that the products the client receives are qualified. 02 Customized Most of our products are customized. As for the current input, it could be 0.1A-500A AC, 1mA-5A DC. As for the hall effect current input, it could be 20A-2000A AC/DC. As for the voltage input, it could be 10V-1000V AC, 10mV-1000V DC. 03 Technical Support We can provide one to one technical support for various kinds of product requirements. Moreover, we will arrange a technician team for a bigger program. 04 Consulting Service The consultation and service hotline will be kept on all the 24 hours a day, 7 days a week.