BEIJING - China's main space contractor vowed to develop space tourism in the next five years, state media reported on Thursday, as Beijing revs up its commercial spaceflight and deep space exploration ambitions amid a technology race with the U.S.State-owned China Aerospace Science and Technology Corporation (CASC) said it would "achieve the flight operation of suborbital space tourism and gradually develop orbital space tourism," as well as "build a gigawatt-level space digital intelligence infrastructure", state broadcaster CCTV reported.China and the U.S. are competing as they look to …READ FULL ARTICLE