On December 12, the U.S. stock market closed on Wednesday, the Dow index initially closed down 0.2%, the S & P 500 index rose 0.8%, the Nasdaq index rose 1.77%, breaking through the 20,000 mark for the first time. Tesla (TSLA. O), Google (GOOG. O) rose more than 5.5% and hit a new high. NVIDIA (NVDA. O) rose 3%. Nasdaq China Golden Dragon index closed down 0.74%, Tencent Music (TME. N) fell 5.7%, Alibaba (BABA. N) fell nearly 1%.