HDFC Asset Management Company Limited, the investment manager of HDFC Mutual Fund (HDFC Mf) on Monday announced the launch of two new NFO (new fund offer) exchange-traded funds - HDFC NIFTY Next 50 ETF and HDFC NIFTY 100 ETF. Both these NFOs will open on July 25, 2022, and close on August 1, 2022.