Yang hu of the Meng Sun family had huge ambitions and in-depth deliberations.

孟孙家有个阳虎，野心很大，城府又深。

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"The tobacco industry's obstruction is the fundamental cause of ineffective tobacco control, " says the report coauthored by Yang and Hu.

CNN: China clouded in cigarette smoke

Another report by Chinese and international experts led by China CDC deputy director Yang Gonghuan and Tsinghua professor Hu Angang projects that the deaths attributable to tobacco in China will rise to 3.5 million per year by 2030.

CNN: China clouded in cigarette smoke