Independent research shows 10 million Weibo users downloaded nearly all the original content . Weibo will launch IPO of the company at a value of $ 3.9 billion . Researcher says Weibo 's definition of ` ` active use '' is debatable . `` Research has consistently shown that active , original contributors constitute a tiny proportion , typically 1-2 % , of any Internet service . Weibo says its own definition is more accurate and refutes the Hong Kong government claims .
Independent research shows 10 million Weibo users downloaded nearly all the original content . Weibo will launch IPO of the company at a value of $ 3.9 billion . Researcher says Weibo 's definition of ` ` active use '' is debatable . Weibo says its own definition is more accurate and refutes the Hong Kong government claims .