This is clearly a signaling move for the wealthiest and most influential business leaders in Hong Kong who might be tempted to subvert Beijing's authority. If t

This is clearly a signaling move for the wealthiest and most influential business leaders in Hong Kong who might be tempted to subvert Beijing's authority. If they can get the biggest and wealthiest pro-democracy tycoon, they can get anyone. This is like when Putin arrested Mikhail Khodorkovsky in 2003. The Russian oligarchs fell into line shortly thereafter.