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)
Supported subtitle and closed caption files. A subtitle or closed caption file contains both the text of what is said in the video and time codes for when each line of text should be displayed. Some files also include position and style information, which is especially useful for deaf or hard of hearing viewers. See what file formats YouTube supports below.