A股开盘，沪指开跌0.60%，深证成指开跌1.47%，创业板指开跌1.68%；油服工程、燃气板块走强，贵金属、MLCC、CPO、存储芯片、PCB等板块低开。

China's Supreme People's Court and Supreme People's Procuratorate jointly amended judicial interpretations to step up enforcement and increase penalties for insider trading and unlawful disclosure of inside information.

U.S. initial jobless claims fell 22,000 to 187,000 in the week ended July 18, below the 212,000 consensus, the U.S. Labor Department said on Thursday. The report is the latest sign the labor market remains stable. The unemployment rate unexpectedly dropped to 4.2% in June, a one-year low, a decline driven more by a shrinking labor force than by payroll gains. Limited labor supply, slow job creation and few layoffs have kept unemployment at historically low levels. That dynamic is keeping Fed officials focused on suppressing inf that remains well above the Fed's 2% target.