Background of Scuba DivingThe original intention of scuba diving is to deal with a series of underwater operations, such as underwater exploration, rescue and water-based construction projects. Subsequently, scuba diving became an underwater sporting activity, a kind of physical and recreational exercise. Since diving equipment has developed remarkably in recent years, an increasing number of people are addicted to the idea of ​​starting scuba diving. While divers can enjoy the underwater world, the primary function of scuba diving is to improve the ability of the muscles to use oxygen and improve the fitness of the heart and lungs. In some countries, scuba diving is considered an auxiliary method of curing cancer. Queensland. The company was established with the introduction of Low Isles Cruises in 1979 and has enjoyed stable development to date. As Australia's most awarded reef cruise line, Quicksilver Group offers a wide range of reef cruises in North Queensland. The Silver series, specializing in diving and snorkeling tours on the Great Barrier Reef, is a hot-selling product among all tourism products. The Silver Series included two state-of-the-art diving catamarans, Silversonic and Silverswift, based in Port Douglas and Cairns respectively. These magnificent sister ships produce the perfect balance of comfort, style and functionality, the ideal platform for diving and snorkeling adventures in one of the natural wonders of the world. The outer reef systems that Silversonic and Silverswift visit are just over 100 km apart, giving rise to different styles of reefs. forma...... middle of paper ...... to relax in leisure time. Future geographic market It will focus on both international and domestic market in the future geographic market. The demand for international travel is increasing at As average household disposable income has increased gradually in most countries over the past decade. Additionally, as one of the Seven Natural Wonders of the world, the Great Barrier Reef will attract more and more tourists to visit it. In addition, thanks to its geographical advantage, the Great Barrier Reef will attract more and more diving enthusiasts, as diving has become a very popular sport. All these factors will lead to constant growth in the sales volume of the Silver Series. Australia's famous tourist attraction, the Great Barrier Reef and Cairns will remain the preferred choice for domestic residents to spend their holidays.