A Chinese supercomputer producer has announced that China has once again built the world\'s fastest supercomputer, capable of performing 33.86 quadrillion operations per second, surpassing the U.S. Titan supercomputer. The Tianhe-2 has a peak performance speed of 54.9 quadrillion operations per second, according to the National University of Defense Technology, which built the computer. The computer\'s predecessor, the Tianhe-1A, was the world\'s fastest supercomputer from November 2010 to June 2011, when it was surpassed by Japan\'s K computer. It is noteworthy that the Chinese computer\'s manufacturing costs $ 100 million.