async Task handle(BaseDoWorkViewModel.StockArgs e)
{
string id = e.StockItem.StockId;
System.Diagnostics.Debug.WriteLine($"**************** pull 30m data : {id} start ***************************");
HandleFun hf = new HandleFun();
await hf.Update_Price30mAsync(id);
System.Diagnostics.Debug.WriteLine($"**************** pull 30m data : {id} end ***************************");
}
public static extern int BeginOnceInv(HandleFun f);
public static extern int BeginMultiInv(HandleFun f);
