Linkedin Corporation (NASDAQ: LNKD), established in December 2002 and launched in 2003, headquartered in Mountain View, California (Mountain View). On May 20, 2011, LinkedIn listed. Currently, LinkedIn has over 430 million users in more than 200 countries and regions. On LinkedIn platform, users can produce, manage and share their professional identity online, and establish or participate in professional networks. Users can access shared knowledge and insights, looking for business opportunities, and improve their productivity and success.