VK (service) friends, as well as a real-time news search. VK updated its features and design on April 2016. As of May 2017, according to Alexa Internet ranking, VK is one of the most visited websites in some Eurasian countries. It is: It was the fourth most viewed site in Ukraine until, in May 2017, the Ukrainian government banned the use of VK in Ukraine. According to a study for May 2018 conducted by Factum Group Ukraine VK remained the fourth most viewed site in Ukraine, but Facebook was twice as much visited. As of May 2018 the site is available in
Xing Qiyi Xing Qiyi Xing Qiyi () was a Chinese organic chemist who contributed to the total synthesis of bovine insulin, Xing is still well-known nowadays in China as the main editor of a highly-influential organic chemistry textbook. He was a member of China Democratic League since 1952. Xing received Chinese traditional private education in his childhood. In 1933, he graduated from Fu Jen Catholic University with a diploma in Chemistry. Xing did his postgraduate work at University of Illinois at Urbana–Champaign under Roger Adams's guidance and obtained a doctorate degree in 1936. Later he went to University of Munich, conducting research