U.S. stocks closed Wednesday, the Dow initially closed down 0.07%, the S & P 500 index rose 0.5% to a new high, the Nasdaq rose 0.88%. Tesla (TSLA. O) announced the debut time of the second-generation humanoid robot Optimus rose 6.5%, rising for seven consecutive days, the longest streak in a year. Star technology stocks rose, NVIDIA (NVDA. O) rose 4.5%, TSMC (TSM. N) rose 3.8%, Nasdaq China Golden Dragon Index rose more than 3%, Douyu (DOYU. O) closed up 42.4%, the board announced a special dividend.