Orkut closing Orkut on September 30, 2014. No new accounts could be created starting from July 2014. Users could download their profile archive by Google Takeout. Orkut's features and interface changed significantly with time. Initially, each member could become a fan of any of the friends in their list and also evaluate whether their friend is "Trustworthy", "Cool", "Sexy" on a scale of 1 to 3 (marked by icons), which was aggregated as a percentage. Unlike Facebook, where one can only view profile details of people in their network, Orkut initially allowed anyone to visit everyone's profile, unless a potential visitor
Xing Qiyi on bufotoxins at Wieland's laboratory. In 1937, Xing returned to China. He moved to Kunming since eastern China was occupied by Japanese invaders. There, he spent some efforts on the refining of Quinine. Then Xing joined the New Fourth Army as a teacher in its military medical school. Moreover, he assisted the army to product medicine. In 1946, Xing went back to Beijing and accepted an appointment as a professor at Peking University. In 1950s, Xing designed a new method to synthesize the chloramphenicol. During 1964–65, Xing participated in the total synthesis of bovine insulin project, co-operating with Shanghai Institutes