The number holds up across primary sources

Reporters examined 12 primary sources spanning government announcements and corporate disclosures tied to India's semiconductor program. The pledged totals cited across those documents converge on the 16-trillion-won range, matching the scale asserted in the claim. The investments come from a mix of Indian and foreign semiconductor firms that have announced plans spanning chip fabrication, assembly and testing.

Commitments, not completed fabs

The distinction that keeps the claim from a full endorsement is the word "promise." The 16-trillion-won figure represents announced intentions, not capital already spent or fabs already running. Semiconductor projects customarily take years to move from a signing ceremony to volume production, and totals can shift as projects are resized, phased or withdrawn. Investors may also tie spending to incentive approvals and demand conditions, meaning the final outlay could differ from the headline pledge.

Context: New Delhi's chipmaking push

The pledge wave reflects India's sustained effort to build a domestic semiconductor base through incentives and infrastructure support, positioning itself as an alternative manufacturing hub as governments worldwide court chip investment. For Korea's semiconductor industry, which competes globally for capital and talent, India's draw is another data point in the intensifying race for fab capacity outside established manufacturing centers.

On balance, the verification found the claim Mostly True: India's semiconductor investment promises do reach the 16-trillion-won range, but the figure describes future commitments rather than money already invested.