According to the Market Study Report released recently, the global undersea fiber optic cable Market size is 2.67 billion us dollars in 2018, and is expected to grow to 3.66 billion us dollars by 2025, with a compound annual growth rate of 4.0%.Globally, the undersea fibre-optic cable market is driven mainly by the growth of deep-sea demand, the report said.The deep sea accounts for nearly 76.65 per cent of the global total downstream consumption of undersea fibre-optic cables.Submarine fiber optic cables (also known as submarine communication cables) are cable-like components that contain one or more optical fibers used to carry light.Optical fiber elements are usually individually coated with a plastic layer and contained in protective tubes suitable for the environment where the cables will be deployed.Submarine cables are laid on the ocean floor to establish communications between countries and regions.Currently, alcatel-lucent is the global leader, with a global market share of 26.18% in 2016.In 2016, the global submarine optical fiber and cable consumption market, led by Europe, was the largest regional consumption market, accounting for about 25.53% of the market share.Europe, the us and China are the three regions with the biggest demand during the forecast period.From the suppliers' point of view, alcatel-lucent, prysman, TE SubCom, nexen, NEC, corning, hendo, fujiura cable, kangpu cable, zhongtian cable and baitong cable will become the leading submarine fiber optic cable suppliers in the forecast period.