On August 17th, the four major A-share indexes collectively opened higher, with the Shanghai Composite Index rising 0.07%, the Shenzhen Component Index rising 0.31%, the ChiNext Index rising 0.18%, and the Science and Technology Innovation Composite Index rising 0.27%. On the surface, the optical chip CPO、 Rare metal and other concept stocks saw the highest gains; The performance of large consumption sector was sluggish, with Baijiu stocks leading the decline and CRO concept retreating.

(Author Shanghai Securities Journal)