Through cooperating with senior experts in top aquarium breeding and gardening industry in Netherlands, Germany, UK ets, and combining with new advanced fluid mechanics design, the water pump structure and mold design, frequency intelligent control technology, our company has obtained lots of scientific researches and teh patent technologies in frequency intelligent water pump, aquarium water flow control system, high efficient impeller pumping system and etc. The Blue-Eco pumps have been tested in practice for more than five year by independent customers with 0% failure. All products have been certified by TUV, CE and etc. And it covers the products:? Pond pump? Aquarium pump? Marine pump? Aquaculture pump? Swimming pool pump? Submersible pump Widely applicable for the large-scale aquarium, marine waer aquarium, aquarium intelligent circulation system, aquarium water quality system, fresh/saltwater pools, swimming pool, ocean pavilion, water park, high-grade koi breeding system, high-end horticulture, agriculture and aquaculture and etc.