Coca-Cola Co., the world's largest soft drinks maker, said on March 6 it will invest more than 2 billion U.S. dollars over the next three years in China, as the company saw \"the fastest growth\" here across the world even amid the current global economic downturn.\"The investment will be used on new bottling plants and distribution infrastructure, and marketing,\" Muhtar Kent, Coca-Cola's chief executive officer, said on March 6 at the inau-guration of its Global Innovation and Technol-ogy Center in Shanghai.