CG Power and Industrial Solutions' (NSE:CGPOWER, BOM:500093) joint venture, CG Semi, has started commercial production at its G1 outsourced semiconductor assembly and test (OSAT) facility in Sanand, Gujarat.

Inaugurated in August 2025, the G1 facility has a maximum production capacity of up to 300 million units annually, according to an Indian bourse filing on Saturday. The plant completed equipment installation, process stabilization, customer qualification and other readiness activities before commencing commercial operations.

CG Semi, a joint venture between CG Power, Renesas Electronics and Stars Microelectronics, is investing more than 76 billion rupees over five years to set up two OSAT facilities. While G1 is now operational, G2, remains under development and is expected to further expand production capacity.

Shares of CG Power rose nearly 4% in Monday's trade.