C＃Charting - 合理的大数据集和实时

I'm looking for a C# WinForms charting component, either commercial or open source, that can handle relatively large data sets and be reasonable scalable with regards to chart rendering and updates. The number of data sets to be displayed would be around 30. There would be between 15 and 20 updates per second for each data set. A line chart component would be required for this. I'm looking for a C# WinForms charting componen