The guidelines were unveiled as part of a $50bn (£43bn) plan aimed at building up the local semiconductor industry. It comes as business groups have pushed for more government support in an effort to reduce reliance on China. They are faced with a global microchip shortage which has slowed production. "We're going to be implementing the guardrails to ensure those who receive CHIPS funds cannot compromise national security… they're not allowed to use this money to invest in China, they can't develop leading-edge technologies in China…. for a period of ten years," according to US Commerce Secretary Gina Raimondo., explaining…