Out of the shadows, India's Northeast stakes its claim in electronics

India’s Northeast is transitioning from an industrial periphery to a strategic node in semiconductor assembly and test, fueled by federal incentives and Japanese technical collaboration. This shift will catalyze regional demand for PCBs, substrates, and test equipment, though talent shortages and weak infrastructure may inflate yield ramp-up costs. Compliance-wise, India’s PLI scheme introduces hidden operational burdens—local sourcing mandates and data localization rules—that complicate multinational supply chains. In response, Vietnam and Malaysia are likely to accelerate advanced packaging investments to retain cost leadership, while OSAT firms from Taiwan, China may deepen partnerships with Indian fabless startups to circumvent future tariffs. Within 18 months, stable volume production in Assam could trigger secondary OSAT deployments, seeding a ‘Bay of Bengal electronics corridor’—yet geopolitical sensitivities will cap its ability to attract leading-edge process transfers.