(Bloomberg) -- China tightened rules for hedge funds, raising the minimum-asset threshold of the 5.5 trillion yuan ($762 billion) industry while imposing restrictions on the use of derivatives and leverage.Most Read from BloombergIsrael Says a Cease-Fire Plan Backed by Hamas Falls ShortJack Dorsey Leaves Bluesky Board, Calls X ‘Freedom Technology’At $2 Million Per Minute, Treasuries Mint Cash Like Never BeforeEx-Trump Controller Says Cohen Repaid From Personal AccountS&P 500 Extends Gains in Fin