上半年，我国证券市场经历了从相对低迷到恢复性上升和基本正常发展的重大转折。５月１８日以前，市场低迷，交易持续萎缩。５月１９日以后，一级市场发行节奏加快，筹资额增加，Ｂ股和Ｈ股恢复发行；二级市场交易日趋活跃，交易量放大，绩优股和科技股成为投资热点；投资... In the first half of the year, the stock market in our country experienced a major turning point from the relative sluggishness to the resurgent nature and the normal development. Before May 18, the market downturn, the transaction continued to shrink. After May 19, the pace of issuance of the primary market accelerated, raising the amount of funds raised, B shares and H shares resumed the issue; secondary market trading is increasingly active, trading volume amplification, blue chip stocks and technology stocks become investment hot spots ...