Sealand Holdings Co., Ltd. (since 1993) and Sealand Industrial Co., Ltd. (since 1975), also know as Sealand, is a Hong Kong based company that designs, manufactures and markets aquatic related products under the brand AA.

Sealand was started by its founder with a single mould injection machine making plastic parts for larger factories at the time. Since this humble beginning, our company has grown to be a leading manufacturer in aquarium.

Today, Sealand’s core products include complete all-in-one aquarium, including Deco O, a magnificent blending of aquariums and modern lifestyle; various aquariums up to 400L; UV Sterilizers such as “Green Killing Machine” that keeps aquarium water crystal clear; various types of filtration system for different markets. AA is awarded with Hong Kong Top Brand Awards in 2010. Sealand started AA mini store in Hong Kong since 2011, a new dimension in aquatic retailing. For more information about AA Aquarium, please visit

In 2015, Sealand has successfully launched Cat H2O, a beautifully designed cat drinking fountain that encourage cats to drink more water as they are often dehydrated. More information is available at

Our production together with R&D, engineering, quality control, mould making and injection moulding is backed by inhouse ISO9002 certified manufacturing facility in Dongguan, China.

Sealand will continue to focus on making great new products that bring happy experiences to more pet owners worldwide.


Copyright© 2015 Sealand Holdings Co., Ltd. All Rights Reserved