New Chinese border control rules taking effect Tuesday could ban citizens from leaving the country if they engage in illegal activity that risks national or industrial security. China has introduced new border control rules that could ban citizens from leaving the country if they engage in illegal activities threatening national or industrial security. Key points and original sources are listed below.

• New Chinese border control rules taking effect Tuesday could ban citizens from leaving the country if they engage in illegal activity that risks national or industrial security.S1

• China has introduced new border control rules that could ban citizens from leaving the country if they engage in illegal activities threatening national or industrial security.S2