Linyi sensen aquarium service department. According to Baidu, Linyi Sensen Aquarium Service specializes in installing and maintaining fish tanks, moving fish tanks to customize fish tanks and seafood pool. Fish tank water change, fish tank disinfection, fish tank maintenance and replacement of all kinds of fish tank accessories maintenance and replacement of all kinds of ordinary frequency conversion pumps replacement and maintenance of ordinary lamps, LED lamps replacement and addition of various filter materials to adjust water quality.