diff --git a/AssetManager.Infrastructure/Services/MarketDataService.cs b/AssetManager.Infrastructure/Services/MarketDataService.cs
index 341dbb1..1081850 100644
--- a/AssetManager.Infrastructure/Services/MarketDataService.cs
+++ b/AssetManager.Infrastructure/Services/MarketDataService.cs
@@ -73,34 +73,8 @@ public class MarketDataService : IMarketDataService
     /// <returns>加密货币价格信息</returns>
     public async Task<MarketPriceResponse> GetCryptoPriceAsync(string symbol)
     {
-        try
-        {
-            _logger.LogInformation($"Requesting crypto price for symbol: {symbol}");
-
-            // Tiingo 加密货币最新价格端点
-            var url = $"https://api.tiingo.com/tiingo/crypto/prices?tickers={symbol}&token={_tiingoApiKey}";
-            var response = await _httpClient.GetFromJsonAsync<List<TiingoCryptoPriceResponse>>(url);
-
-            if (response == null || response.Count == 0 || response[0].priceData == null || response[0].priceData.Count == 0)
-            {
-                throw new Exception($"No data found for {symbol}");
-            }
-
-            var latest = response[0].priceData[0];
-            return new MarketPriceResponse
-            {
-                Symbol = symbol,
-                Price = latest.close ?? 0,
-                PreviousClose = 0, // Tiingo crypto 端点没有 prevClose，暂时用 0
-                Timestamp = latest.date ?? DateTime.UtcNow,
-                AssetType = "Crypto"
-            };
-        }
-        catch (Exception ex)
-        {
-            _logger.LogError(ex, $"Error getting crypto price for {symbol}");
-            throw;
-        }
+        // 待接入 OKX API
+        throw new NotImplementedException("加密货币数据源待接入 OKX API");
     }
 
     /// <summary>
@@ -164,47 +138,8 @@ public class MarketDataService : IMarketDataService
     /// <returns>历史数据列表</returns>
     public async Task<List<MarketDataResponse>> GetCryptoHistoricalDataAsync(string symbol, string timeframe, int limit)
     {
-        try
-        {
-            _logger.LogInformation($"Requesting crypto historical data for symbol: {symbol}, timeframe: {timeframe}, limit: {limit}");
-
-            var endDate = DateTime.UtcNow;
-            var startDate = CalculateStartDate(endDate, timeframe, limit);
-
-            // Tiingo 加密货币历史数据端点（不带 resampleFreq）
-            var url = $"https://api.tiingo.com/tiingo/crypto/prices?tickers={symbol}&startDate={startDate:yyyy-MM-dd}&endDate={endDate:yyyy-MM-dd}&token={_tiingoApiKey}";
-            var response = await _httpClient.GetFromJsonAsync<List<TiingoCryptoPriceResponse>>(url);
-
-            if (response == null || response.Count == 0 || response[0].priceData == null)
-            {
-                return new List<MarketDataResponse>();
-            }
-
-            // 取最近 limit 条
-            var result = response[0].priceData!
-                .OrderByDescending(x => x.date)
-                .Take(limit)
-                .OrderBy(x => x.date)
-                .Select(x => new MarketDataResponse
-                {
-                    Symbol = symbol,
-                    Open = x.open ?? 0,
-                    High = x.high ?? 0,
-                    Low = x.low ?? 0,
-                    Close = x.close ?? 0,
-                    Volume = x.volume ?? 0,
-                    Timestamp = x.date ?? DateTime.UtcNow,
-                    AssetType = "Crypto"
-                })
-                .ToList();
-
-            return result;
-        }
-        catch (Exception ex)
-        {
-            _logger.LogError(ex, $"Error getting crypto historical data for {symbol}");
-            throw;
-        }
+        // 待接入 OKX API
+        throw new NotImplementedException("加密货币数据源待接入 OKX API");
     }
 
     /// <summary>