This article has been reviewed according to Science X's editorial process and policies . Editors have highlighted the following attributes while ensuring the content's credibility: Shares in Alibaba have plunged since China began a crackdown on the tech sector four years ago. Chinese e-commerce giant Alibaba said Friday it would upgrade its Hong Kong-listed shares to primary status, opening it up to China's huge army of investors that could potentially rake in billions of dollars for the firm. The decisi ...