Bilibili, nicknamed B Site, is a video sharing website based in Shanghai themed around animation, comics, and games, where users can submit, view and add overlaid commentary on videos. Since the mid-2010s, it has become one of the major video streaming platforms in China.
Development/History
On June 26, 2009, Bilibili was officially established by Xu Yi.
Xu Yi was inspired by the similar video sharing websites, Nico Nico Douga and AcFun. He spent three days creating a prototype website named Mikufans.cn as a fandom community of Hatsune Miku. As it grew, he reshaped the website to specialize in video sharing and launched it on 14 January 2010 with the name Bilibili (bilibili.us), which is the nickname of the protagonist Mikoto Misaka in the anime A Certain Scientific Railgun. In the same year, its official mascots "22" and "33" were elected by the community, with a pet Small TV.
In November 2014, Chen Rui officially joined Bilibili as CEO.
Chen Rui, a billionaire tech magnate, earned his bachelor's degree from Chengdu University of Information Technology. He previously served as a general manager at Kingsoft and founded various internet companies like Cheetah Mobile.
On March 28, 2018, Bilibili was listed on the Nasdaq Stock Exchange .
On October 9, 2018, Bilibili cooperated with the Houston Rockets in e-sports. On October 25, it reached a cooperation with Tencent in ACG. On December 12, it signed an acquisition agreement mainly for comic assets with NetEase. In February 2019, Alibaba announced its share in it. On January 2, 2020, it and QQ Music to jointly support musicians. On April 9, it received a US$400 million investment from Sony, and users can watch Sony Music's MV in Bilibili.
Interface/Advertisement
Bilibili doesn't have in-video ads. Ads come as static images and links next to videos.



Bilibili website themes change according to seasons/festivals/important dates. The top is interactive with animation or mini games.



Bilibili has "one click three ??? (I don't know how to translate.)" function under the video being played: like, give coin, save to playlist. Coins are free virtual currency which registered users earn by logging into the app daily. They are only valuable when given out to creators.

Mobile Edition
Events/Activities
New Year Events
Since 2010, Bilibili holds Spring Festival Gala on every Spring Festival's Eve. Since December 31, 2019, New Year's Eve Gala has been broadcast online.
Comic Conventions
Bilibili World was an offline cultural themed comic convention created by Bilibili in 2017. The scenes brought together popular guests such as voice actors, entertainers, and uploaders and formed a comprehensive entertainment carnival integrating performances, exhibitions and interactive games.
Awards
The first Bilibili Power Up annual uploader award ceremony was held in 2019. It is an offline award for outstanding content creators of Bilibili, aiming to select the annual top 100 uploaders, the best works of the year, and many other awards according to comprehensive dimensions, such as creativity, influence, reputation.