The Baidu Big Word Edition exchange coin is 1000 gold coins equal to one dollar. The home page of Baidu Big Word Edition App is mainly dominated by various popular short video contents. Other pages include treasure chest, accompanying radio, hot list and so on. Among them, the treasure box contains a variety of practical daily services such as knowledge of all things, voice search, leisure and entertainment, bringing up children, convenience of life, checking the fortune, government services and so on. For example, leisure and entertainment includes watching CCTV, square dancing, playing games, listening to the radio, and services such as Aqiyi are more suitable for the needs of the elderly.