public Task Loop(string coinType, double percent, CoinBeneCrawler cbc, CoinRealCrawler crc, AppLiquidCrawler alc)
        {
            return(Task.Run(async() =>
            {
                while (!disposed)
                {
                    try
                    {
                        PageResult pr = GetPageResult(coinType, cbc, crc, alc).Result;

                        string cbcString = pr.cbcString;
                        string crcString = pr.crcString;
                        string alcString = pr.alcString;

                        Console.WriteLine(cbcString);
                        Console.WriteLine(crcString);
                        Console.WriteLine(alcString);

                        double cbcValue = float.Parse(cbcString);
                        double crcValue = float.Parse(crcString);
                        double alcValue = float.Parse(alcString);

                        Console.WriteLine(cbcValue);
                        Console.WriteLine(crcValue);
                        Console.WriteLine(alcValue);

                        if (cbcValue >= crcValue * (1 + percent / 100))
                        {
                            var higherPercent = (cbcValue / crcValue - 1) * 100;
                            SlackMessage.SendMessageToSlack(coinType + " ở CoinBene cao hơn CoinReal " + higherPercent + "%");
                        }
                        if (cbcValue >= alcValue * (1 + percent / 100))
                        {
                            var higherPercent = (cbcValue / alcValue - 1) * 100;
                            SlackMessage.SendMessageToSlack(coinType + " ở CoinBene cao hơn AppLiquid " + higherPercent + "%");
                        }
                        if (crcValue >= cbcValue * (1 + percent / 100))
                        {
                            var higherPercent = (crcValue / cbcValue - 1) * 100;
                            SlackMessage.SendMessageToSlack(coinType + " ở CoinReal cao hơn CoinBene " + higherPercent + "%");
                        }
                        if (crcValue >= alcValue * (1 + percent / 100))
                        {
                            var higherPercent = (crcValue / alcValue - 1) * 100;
                            SlackMessage.SendMessageToSlack(coinType + " ở CoinReal cao hơn AppLiquid " + higherPercent + "%");
                        }
                        if (alcValue >= cbcValue * (1 + percent / 100))
                        {
                            var higherPercent = (alcValue / cbcValue - 1) * 100;
                            SlackMessage.SendMessageToSlack(coinType + " ở AppLiquid cao hơn CoinBene " + higherPercent + "%");
                        }
                        if (alcValue >= crcValue * (1 + percent / 100))
                        {
                            var higherPercent = (alcValue / crcValue - 1) * 100;
                            SlackMessage.SendMessageToSlack(coinType + " ở AppLiquid cao hơn CoinReal " + higherPercent + "%");
                        }
                    }
                    catch (WebDriverException ex)
                    {
                        if (!ex.Message.Contains("Timed out"))
                        {
                            return;
                        }
                        Thread.Sleep(10000);
                    }
                    catch (Exception ex)
                    {
                        disposed = true;
                        Console.WriteLine(ex);
                    }
                    Thread.Sleep(30000);
                }
            }));
        }