印度国家证券交易所获得印度证券交易委员会批准，推出月度电力期货合约。

Group 1 - The core point of the article is that the National Stock Exchange of India has received approval from the Securities and Exchange Board of India to launch monthly electricity futures contracts [1] Group 2 - The introduction of monthly electricity futures contracts is expected to enhance price discovery and risk management in the electricity market [1] - This move aligns with the government's efforts to promote transparency and efficiency in the energy sector [1]