<p>China's market regulator said on Friday it has fined 12 companies related to 10 deals that demonstrated illegal monopolistic behaviour.</p>.<p>The State Administration for Market Regulation (SAMR) said in a statement on Friday that the companies include Baidu Inc, Tencent Holdings, Didi Chuxing, and a ByteDance-backed firm.</p>.<p>Companies were fined 500,000 yuan ($77,078.42) each, according to the statement.</p>.<p>Baidu, Tencent, ByteDance and Didi did not immediately respond to requests for comment.</p>.<p>China has stepped up its scrutiny of the country's internet giants in recent months and has in particular cited concerns over monopolistic behaviour and potential infringements of consumer rights.</p>.<p>The SAMR has fined Alibaba, Tencent-backed China Literature and other firms for not reporting deals properly for anti-trust reviews.</p>
<p>China's market regulator said on Friday it has fined 12 companies related to 10 deals that demonstrated illegal monopolistic behaviour.</p>.<p>The State Administration for Market Regulation (SAMR) said in a statement on Friday that the companies include Baidu Inc, Tencent Holdings, Didi Chuxing, and a ByteDance-backed firm.</p>.<p>Companies were fined 500,000 yuan ($77,078.42) each, according to the statement.</p>.<p>Baidu, Tencent, ByteDance and Didi did not immediately respond to requests for comment.</p>.<p>China has stepped up its scrutiny of the country's internet giants in recent months and has in particular cited concerns over monopolistic behaviour and potential infringements of consumer rights.</p>.<p>The SAMR has fined Alibaba, Tencent-backed China Literature and other firms for not reporting deals properly for anti-trust reviews.</p>