February, 2011. We apply for a production permit of our newly developed submersible turbine pump

February, 2011 We apply for production permit of our newly developed submersible turbine pump. (photo)

February, 2011. We applied for production permit of our newly developed submersible turbine pump (5 series, nearly 70 models). During the review, Mr. Gang Zhang, the vice director of national production license review Ministry has been sent to complete on-site inspection, now, the review has been completed.