该Demo主要展示 炒股软件、期货、股票、时图、K线图等，手指滑动屏幕时可对K线图进行放大、缩小、载入更多数据等操作。(The Demo mainly display stocks, software, futures, stocks, time map, K line chart, etc., when the finger sliding screen, you can enlarge, reduce the K line chart, load more data and other op