A prominent think tank says China could take control of Taiwan without even launching an invasion — here's how

• China could take control of Taiwan without even launching an invasion, a think tank report says.
• The report says that China could use a "quarantine" of Taiwan to exert control over the island.
• The report comes amid heightened tensions between China and Taiwan.  

China could take control of Taiwan without ever having to invade, a prominent think tank has said.