The Hawaiian Islands, located almost in the middle of the Pacific Ocean, are the largest sub-islands in Polynesia, and cross the Tropic of Cancer in an arc with the range of15441'w-17875' w and 18 54'. . Formed by volcanic eruption, it includes 8 large islands and 124 small islands, stretching for 2450 kilometers, forming a crescent-shaped island chain.

The eight main islands are located between north latitude18 54'-22, and the latitude order is: Kauai, Nihao, Oahu, Molokai, Lanai, Maui and Kahu. Hawaii is the largest island with two active volcanoes.

Honolulu is the main line and important port of the Pacific route. Oahu is a concentrated area of industrial and agricultural production, and Honu Lu Lu badminton, located on the southeast coast of the island, is the largest political, economic and cultural center in the state. The climate is mild and pleasant throughout the year, and the precipitation is greatly influenced by topography, which varies greatly from place to place, and the forest coverage rate is nearly 50%. Honshu is located in the middle of the Pacific Ocean and consists of 19 major islands and coral reefs.

Schematic diagram of Hawaii Islands: