Sina Com Technology (China) Co. LTD | 22,497 followers on LinkedIn. SINA is an online media company and MVAS provider in the People’s Republic of China and for the global Chinese communities. With a branded network of localized websites targeting Greater China and overseas Chinese, the Company provides services mainly through SINA.com (online news and content), Weibo.com (microblog) and SINA Mobile (MVAS). Through these businesses and properties and other business lines, SINA offers an array of services including region-focused online portals, MVAS, microblog, blog, video and music streaming, photo sharing, online games, email, search, classified listings, fee-based services, e-commerce and enterprise e-solutions.