Workers work on a power battery production line at a workshop of a battery production company in Hefei Economic and Technological Development Area in Hefei, east China’s Anhui province.Photo: Xinhua‘China is under siege’: US tech controls set stage for ‘aggressive’ response to protect economic growth- Shockwaves from Washington’s aggressive new containment efforts to cut China off from critical tech threaten far-reaching implications for supply-chain security- Beijing could respond by requiring Chinese tech companies to devote more resources to protecting China’s competitiveness and productivity, analysts predictWorkers work on a power battery production line at a workshop of a battery production company in Hefei Economic and Technological Development Area in Hefei, east China’s Anhui province.Photo: Xinhua"