Yuan (currency) The yuan (/juËËÉËn, -Ã¦n/; sign: Â¥; Chinese: å; pinyin: yuÃ¡n; ( listen)) is the base unit of a number of former and present-day Chinese currencies, and usually refers to the primary unit of account of the renminbi, the currency of the People's Republic of China.
Hereâs a summary of the audio and video specifications you will need if you want to learn the best video format for YouTube uploading. 1  Best video format for YouTube: H.264, MPEG-2 or MPEG-4.  Aspect Ratio: Native aspect ratio without letterboxing (examples: 4:3, 16:9)
Video File A moving image recording with synched audio produced from either original analog or digital video formats. Pixel array, frame rate per second, aspect ratio, bit rate, field order, color space, and standard or high definition, for example, are important characteristics of video files.