New Delhi, Sept. 18 -- India received investment commitments worth $12 billion from global and domestic investors within months of introducing its new semiconductor policy, signalling a faster push to build a domestic chip manufacturing ecosystem.

The pledges span companies involved in semiconductor equipment, materials and chemicals, Technology Minister Ashwini Vaishnaw said on Thursday at the country's leading semiconductor industry event in New Delhi.

The interest comes after India in July announced a fresh $13.4 billion semiconductor fund, stepping up efforts to build a domestic chip industry. It seeks to boost a previous $10 billion subsidy program that's helped companies such as the Tata Group and Micron Technology Inc. set up fab...