Firms such as TSMC 2330.TW, TSM.N, the world's largest contract chipmaker, are major suppliers to Apple Inc AAPL.O and other global tech giants, as well as providers of chips for auto companies and lower-end consumer electronics. The finance ministry warned of uncertainty over the war in Ukraine and inflationary pressures, but said the outlook continued to be bright for semiconductors for applications including in the auto sector. China has begun to relax virus restrictions in some places in recent weeks, though analysts say its zero tolerance COVID policy is a major risk factor that could extend into next year.