On March 18, local time, US stocks, led by technology stocks, closed higher, with the S & P 500 up 0.65% and the Nasdaq up 0.82%. In terms of constituent stocks, Tesla rose more than 6 per cent, the biggest one-day rise in the last six months, while Google rose 4 per cent and Meta rose more than 2 per cent.

In terms of the progress of AI, the rally in technology stocks is mainly driven by two major events. On the one hand, Nvidia GTC conference officially kicked off, which is undoubtedly one of the most concerned technology events in the market, AI godfather Huang Renxun announced at the meeting the GB200 Grace Blackwell super chip system equipped with B200 chips, as well as the latest progress in AI software and embodied intelligence, which is expected to become a major catalyst for the follow-up US stock technology market. On the other hand, there are reports that Apple and Google are in talks to introduce Google's Gemini artificial intelligence model into this year's iPhone as part of iOS 18. Apple and Google shares have risen sharply at the start of trading.

On the monetary policy front, markets are waiting for this week's Fed interest rate meeting to focus on whether and how officials signal a change in their views on the outlook for interest rate cuts this year. The Fed's statement is crucial to the follow-up of US stocks.

Looking ahead, the Fed will cut interest rates too late, and US technology is expected to usher in valuation support. Investors should believe that AI is not short-term hype but an important technology main line at the current stage. Math investment has already begun, commercial applications are in the ascendant, and the US technology sector is expected to continue to record a better performance with the release of the profits of the technology giants. Adequate quota, low rates, is expected to help you grasp the long-term investment returns of US stocks, the market is risky, investment should be cautious, the above stocks are only for objective display, do not recommend individual stocks.