China will impose new restrictions on offshore listings by firms in sectors that are off-limits to foreign investment, a move that could plug a loophole long used by the country’s technology industry to raise capital overseas. AAPL STZ TSLA AMZN Chinese firms in industries banned from foreign investment will need to seek a waiver from a negative list before proceeding for share sales, the National Development and Reform Commission and the Ministry of Commerce said in a statement on Monday. Overseas investors in such companies would be forbidden from participating in management and their total ownership would be capped at...