The three major US stock indexes all hit new highs in more than a week, with the Dow rising for five consecutive days; Macy's, the reported retailer, rose nearly 20 per cent, Dollar Tree rose more than 20 per cent and Dollar General rose more than 10 per cent; Tesla, Inc. rose more than 7 per cent and his sector rose nearly 5 per cent; NVIDIA Corp, who fell sharply in after-hours trading on Wednesday, rose more than 5 per cent; Zhihu Inc. rose more than 20 per cent and "Wei Xiaoli" rose at least nearly 8 per cent. The...