Shanghai Qishen International Trade.CO., LTD

Shanghai Qishen is a professional to make the paddle wheel aerator which has been running for more than 8 years.We specialize in the design and manufa

I have been in aquaculture field more than 10 years. I improved all the quality weakness and build my own brand ASTAR. If you want high quality aerato

I have been in aquaculture field more than 10 years. I improved all the quality weakness and build my own brand ASTAR. If you want high quality aerato

I have been in aquaculture field more than 10 years. Morden intensive shrimp farm usually use HDPE liner. If you want high quality Geomembrane at reas