HDFC Bank Ltd. operates as a premier financial institution in India, offering an extensive range of banking and financial services to retail, corporate, and institutional clients. The bank's core business model is built around three primary segments: Retail Banking, Wholesale Banking, and Treasury operations. Retail banking provides loans, credit cards, savings accounts, and digital payment solutions to millions of consumers, while wholesale banking caters to large corporates, public sector units, and SMEs with trade finance, cash management, and working capital loans. Treasury operations manage the bank's liquidity, investments, and foreign exchange. Following the landmark 2023 merger with its parent company, Housing Development Finance Corporation (HDFC Ltd.), the bank integrated a massive home loan portfolio, transforming into a diversified financial services conglomerate that also offers insurance and mutual funds through its subsidiaries. Geographically, HDFC Bank maintains a massive footprint across India with over 9,500 branches and 21,000 ATMs, with a growing focus on semi-urban and rural markets. It also operates international branches in locations like Dubai, Bahrain, and Hong Kong. Competitively, HDFC Bank leverages its vast distribution network, strong asset quality, and low-cost deposit base to maintain market leadership against peers like State Bank of India and ICICI Bank.