this is betty from shenzhen kingsine electric automation co.ltd. which locaded in shenzhen china,we are delicated to the manufacture and sale of the protection relay test set, power meter,standard power source, power quality online monitoring device since 1999.
With the fast and high spped development,we have got very good reputaion in both domestic and international market. and also got high reputation from our government.To be the top-supplier in the wold is our final goal!
If you are the distributor or any other agent about this products,pls do not hesitate to contact us,thanks!