道琼斯指数8月20日（周四）收盘下跌700.75点，跌幅1.31%，报52762.30点； 标普500指数8月20日（周四）收盘下跌66.42点，跌幅0.86%，报7641.56点； 纳斯达克综合指数8月20日（周四）收盘下跌263.92点，跌幅1.00%，报26067.17点。

At midday, China government bond futures main contracts: 2-year (TS) down 0.01%, 5-year (TF) down 0.03%, 10-year (T) down 0.02%, 30-year (TL) down 0.03%.

Mingyang’s self-developed, self-manufactured Tianqi MCD5.0 5.0 MW ultra-low-wind-speed turbine, which the company says is the world’s first, rolled off the production line at its Guizhou facility on Aug. 21. Tailored for ultra-low-wind regions, the unit has a cut-in wind speed of 2.5 m/s, a swept area of 7.74 m²/kW and is projected to deliver about 1,850 annual generation hours at 4.5 m/s.