台湾加权指数8月19日（周三）开盘下跌989.12点，跌幅2.18%，报44319.56点。

Black Sesame Intelligent said it has signed a framework cooperation agreement to serve as chip supplier to Guangdong Meichuangxi Technology. Under the deal Black Sesame will use its chip R&D, production capacity and supply-chain resources to provide domestically produced chips for robot and home-appliance applications. The partners will prioritize industrial and humanoid robots for solution adaptation, validation and deployment to deliver high-performance, high-reliability edge compute, while also covering appliance chip requirements and jointly promoting domestic chip substitution and upgrades across scenarios.

Japan 10-year government bond yield fell 1.5 bps to 2.920%.