Melania Trump is surprise social media star in China despite Donald's previous rants / Activists leverage social media to counter China's state-controlled narratives / After stabbings, China's social media firms face scrutiny over hate speech / Chinese economists' social media on ice after critical comments spread like wildfire / Trump 'assassination attempt' unleashes flood of misinformation on Chinese social media / Chinese social media operation pushing divisiveness ahead of US election: Research / Analysis: Tragedy shows China's anti-Japan social media fire burns out of control / The 'black box' of Chinese-language social media made Canada's monitoring of foreign interference that much harder, inquiry hears / Russia makes its case to China social media users ahead of Ukraine war anniversary / Congressional commission focuses on Chinese influence operations including on social media