India, March 11 -- Chinese mainland stocks moved higher on Wednesday, extending gains for a second consecutive session as improving risk sentiment supported the market. The Shanghai Composite Index rose 0.25% to 4,133, while the Shenzhen Component Index climbed 0.78% to 14,465. Investor sentiment improved after oil prices declined, easing concerns that rising energy costs could push inflation higher. Crude prices came under pressure after the International Energy Agency suggested releasing what could be the largest coordinated emergency oil stockpile in its history to help stabilize global energy markets.

China is also viewed as relatively resilient to potential disruptions in oil supply. Over the past several years, the country has focu...