Huawei Technology Co. is a multinational company dealing with computer and communications networks. The main office of this company is located in Shenzhen, China. Huawei is the largest provider of communications services after surpassing Ericsson in 20122. Hawaii has more than 140,000 employees worldwide, accounting for 46% of R & D. The company has about 20 research institutes And developed in China, the United States, Germany, Sweden, India, Russia and Turkey, and in 2011, it invested $ 3.74 billion in research and development. In 2010, Hiva won a profit of $ 3.7 billion. Its products and services are used in 140 countries and currently 45 of the 50 largest telecommunications operators in the world use Huawei equipment. In October 2011, the Wall Street Journal introduced the Iranian government to provide censorship services to the Iranian government. Since 2007, Huawei has consistently partnered with STC to manage telecommunications traffic at the Hajj ceremony.