Floating off the coast of Guishan, Penghu, the country's first semi-submersible wave-energy farming tourism platform, looks like a square "man-made island". Under the two basketball court-sized platforms, 15,000 cubic meters of aquaculture water are hidden, which is equivalent to 15 cages with a circumference of 60 meters, and can supply 600,000 to 800,000 kilograms of adult fish to the market a year.

On the vast Outer Lingding Ocean, the "Penghu" floats like a square "artificial island". Penghu "is a semi submersible marine fishery comprehensive platform that combines semi submersible wave energy power generation technology with deep-sea aquaculture and marine tourism, integrating wave energy power generation, aquaculture, tourism, and communication. On two platforms the size of basketball courts, large and deep cages are connected to the seawater, with white goldfish and brown grouper each occupying one side, swimming freely; The "sun" shaped deck is stable and spacious, equipped with wave and solar power generation equipment and energy storage devices, making it completely self-sufficient in energy. For fishing enthusiasts, Penghu is a holy land for fishing; For foodies, Penghu is also a food paradise for eating fresh seafood. Because the caught fish can be directly processed by a dedicated person and served on-site, making it both comfortable and enjoyable~

The Caisson Base of the Hong Kong Zhuhai Macao Bridge is located on Niutou Island, Guishan Town, about 12 kilometers away from the installation site of the immersed pipes in the underwater tunnel of the Hong Kong Zhuhai Macao Bridge. It is the first modern super factory in China to have the ability to produce immersed pipes according to the factory method, and has the most advanced factory prefabricated parts production line in China. The standard pipe joints of the immersed pipes in the underwater tunnel of the Hong Kong Zhuhai Macao Bridge are 180 meters long, a total of 33 sections, six lanes in both directions, and weigh 80000 tons. The Hong Kong Zhuhai Macao Bridge has created several world's longest tunnels: the longest underwater immersed tube tunnel in the world; The world's largest drainage capacity; The construction quality is the heaviest. Every year, tourists who come thousands of miles in admiration want to enter Guishan to experience the enormous charm of the development of marine industry.