July 21 (Reuters) - Hong Kong stocks fell on Wednesday, as Beijing’s tight regulation continues to weigh on technology shares. ** The Hang Seng index ended 0.1% lower at 27,224.58, while the China Enterprises Index lost 0.3%, to 9,831.02 points. ** Shares in Chinese property giant Evergrande Group fell 1.8%, after falling 33% in the previous two sessions. Investor concerns persist even after a housing authority in China removed an earlier sales suspension at Evergrande’s two residential projects on Tuesday. ** CSOP China Healthcare Disruption Index ETF debuted in Hong Kong on Wednesday, and the ETF dipped 0.9%. ** The Hang Seng Tech Index fell, as Beijing’s tight regulations continue to weigh on the sector. ** The Cyberspace Administration of China (CAC) said on Wednesday it summoned representatives of Kuaishou, Tencent’s messaging tool QQ, Alibaba’s Taobao and Weibo for spreading child-related obscene content. ** CAC said in a statement it ordered the platforms to “rectify” and “clean up” all illegal content, and that CAC would fine the platforms. ** Kuaishou dropped 1.8% and Tencent lost 0.8%. (Reporting by the Shanghai Newsroom)