[Changxin Soars 471.59% on First Trading Day] Odaily Planet Daily News: At the opening of the A-shares market, the Shanghai Composite Index fell 0.14%, the Shenzhen Component Index fell 0.04%, and the ChiNext Index rose 0.03%. N Changxin surged 471.59% on its first trading day, closing at 49.5 yuan/share. (Jin10)