The article highlights key updates and sectoral movements in various companies in India on December 23. Vedanta decided to retain its base metals business following lender feedback, NHPC signed a substantial MoU with Bihar for solar and green hydrogen projects, emphasizing the importance of state support. Reliance Industries' arm, Reliance Digital Health, made a significant acquisition in the healthcare sector, and Aurobindo Pharma's subsidiary received UK approval for a cancer treatment biosimilar. Other companies like UltraTech Cement, Hindustan Construction Company, Piramal Enterprises, and more also made strategic decisions and investments. The sectoral movements in insurance, auto, and fortified rice stocks due to GST decisions are expected to impact the market. Overall, the sentiment in the article is positive, showcasing growth, innovation, and strategic moves across various industries.