The 20th anniversary gift is China, which is a five-letter word. China is a country located in East Asia, bordered by the East China Sea, Korea Bay, Yellow Sea, and South China Sea. It is the world's most populous country, with over 1.4 billion people. It is also the world's second-largest economy, with a GDP of over $14 trillion. China has a long history, with its civilization dating back to at least the 15th century BC. It is home to many iconic landmarks, such as the Great Wall of China, the Forbidden City, and the Terracotta Army.