Yujia Aquarium App - Your digital aquarium retail partner. As an easy-to-use app store, we specialize in providing a comprehensive range of aquarium supplies and equipment, including high-quality fish tanks, advanced filters, accurate optical salinity meters, and more. The Yujia Aquarium App makes purchasing aquarium necessities simple and fast. Whether you are a novice aquarist or an experienced aquarist, you can find products that meet your needs.