diff --git a/src/ExchangeSharp/API/Exchanges/OKGroup/ExchangeOKExAPI.cs b/src/ExchangeSharp/API/Exchanges/OKGroup/ExchangeOKExAPI.cs
index de707837..80528a5c 100644
--- a/src/ExchangeSharp/API/Exchanges/OKGroup/ExchangeOKExAPI.cs
+++ b/src/ExchangeSharp/API/Exchanges/OKGroup/ExchangeOKExAPI.cs
@@ -11,17 +11,186 @@ The above copyright notice and this permission notice shall be included in all c
 */
 
 using ExchangeSharp.OKGroup;
+using Newtonsoft.Json.Linq;
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
 
 namespace ExchangeSharp
 {
-    public sealed partial class ExchangeOKExAPI : OKGroupCommon
+	public sealed partial class ExchangeOKExAPI : OKGroupCommon
 	{
-        public override string BaseUrl { get; set; } = "https://www.okex.com/api/v1";
+		public override string BaseUrl { get; set; } = "https://www.okex.com/api/v1";
 		public override string BaseUrlV2 { get; set; } = "https://www.okex.com/v2/spot";
 		public override string BaseUrlV3 { get; set; } = "https://www.okex.com/api";
-        public override string BaseUrlWebSocket { get; set; } = "wss://real.okex.com:8443/ws/v3";
+		public override string BaseUrlWebSocket { get; set; } = "wss://real.okex.com:8443/ws/v3";
+		public string BaseUrlV5 { get; set; } = "https://okex.com/api/v5";
 		protected override bool IsFuturesAndSwapEnabled { get; } = true;
+
+		protected internal override async Task<IEnumerable<ExchangeMarket>> OnGetMarketSymbolsMetadataAsync()
+		{
+			/*
+			{
+				"code":"0",
+				"msg":"",
+				"data":[
+				{
+					"instType":"SWAP",
+					"instId":"LTC-USD-SWAP",
+					"uly":"LTC-USD",
+					"category":"1",
+					"baseCcy":"",
+					"quoteCcy":"",
+					"settleCcy":"LTC",
+					"ctVal":"10",
+					"ctMult":"1",
+					"ctValCcy":"USD",
+					"optType":"C",
+					"stk":"",
+					"listTime":"1597026383085",
+					"expTime":"1597026383085",
+					"lever":"10",
+					"tickSz":"0.01",
+					"lotSz":"1",
+					"minSz":"1",
+					"ctType":"linear",
+					"alias":"this_week",
+					"state":"live"
+				},
+					...
+			  ]
+			}
+			*/
+			List<ExchangeMarket> markets = new List<ExchangeMarket>();
+			parseMarketSymbolTokens(await MakeJsonRequestAsync<JToken>(
+				"/public/instruments?instType=SPOT", BaseUrlV5));
+			if (IsFuturesAndSwapEnabled)
+			{
+				parseMarketSymbolTokens(await MakeJsonRequestAsync<JToken>(
+					"/public/instruments?instType=FUTURES", BaseUrlV5));
+				parseMarketSymbolTokens(await MakeJsonRequestAsync<JToken>(
+					"/public/instruments?instType=SWAP", BaseUrlV5));
+			}
+			void parseMarketSymbolTokens(JToken allMarketSymbolTokens)
+			{
+				foreach (JToken marketSymbolToken in allMarketSymbolTokens)
+				{
+					var isSpot = marketSymbolToken["instType"].Value<string>() == "SPOT";
+					var baseCurrency = isSpot
+						? marketSymbolToken["baseCcy"].Value<string>()
+						: marketSymbolToken["settleCcy"].Value<string>();
+					var quoteCurrency = isSpot
+						? marketSymbolToken["quoteCcy"].Value<string>()
+						: marketSymbolToken["ctValCcy"].Value<string>();
+					var market = new ExchangeMarket
+					{
+						MarketSymbol = marketSymbolToken["instId"].Value<string>(),
+						IsActive = marketSymbolToken["state"].Value<string>() == "live",
+						QuoteCurrency = quoteCurrency,
+						BaseCurrency = baseCurrency,
+						PriceStepSize = marketSymbolToken["tickSz"].ConvertInvariant<decimal>(),
+						MinPrice = marketSymbolToken["tickSz"].ConvertInvariant<decimal>(), // assuming that this is also the min price since it isn't provided explicitly by the exchange
+						MinTradeSize = marketSymbolToken["minSz"].ConvertInvariant<decimal>(),
+						QuantityStepSize = marketSymbolToken["lotSz"].ConvertInvariant<decimal>(),
+					};
+					markets.Add(market);
+				}
+			}
+
+			return markets;
+		}
+
+		protected override async Task<ExchangeTicker> OnGetTickerAsync(string marketSymbol)
+		{
+			var tickerResponse = await MakeJsonRequestAsync<JToken>($"/market/ticker?instId={marketSymbol}", BaseUrlV5);
+			var symbol = tickerResponse["instId"].Value<string>();
+			return await ParseTickerV5Async(tickerResponse, symbol);
+		}
+
+		protected override async Task<IEnumerable<KeyValuePair<string, ExchangeTicker>>> OnGetTickersAsync()
+		{
+			List<KeyValuePair<string, ExchangeTicker>> tickers = new List<KeyValuePair<string, ExchangeTicker>>();
+			await parseData(await MakeJsonRequestAsync<JToken>("/market/tickers?instType=SPOT", BaseUrlV5));
+			if (IsFuturesAndSwapEnabled)
+			{
+				await parseData(await MakeJsonRequestAsync<JToken>("/market/tickers?instType=FUTURES", BaseUrlV5));
+				await parseData(await MakeJsonRequestAsync<JToken>("/market/tickers?instType=SWAP", BaseUrlV5));
+			}
+			async Task parseData(JToken tickerResponse)
+			{
+				/*{
+			"code":"0",
+			"msg":"",
+			"data":[
+				{
+				"instType":"SWAP",
+				"instId":"LTC-USD-SWAP",
+				"last":"9999.99",
+				"lastSz":"0.1",
+				"askPx":"9999.99",
+				"askSz":"11",
+				"bidPx":"8888.88",
+				"bidSz":"5",
+				"open24h":"9000",
+				"high24h":"10000",
+				"low24h":"8888.88",
+				"volCcy24h":"2222",
+				"vol24h":"2222",
+				"sodUtc0":"0.1",
+				"sodUtc8":"0.1",
+				"ts":"1597026383085"
+			 },
+				...
+				]
+				}
+				 */
+
+				foreach (JToken t in tickerResponse)
+				{
+					var symbol = t["instId"].Value<string>();
+					ExchangeTicker ticker = await ParseTickerV5Async(t, symbol);
+					tickers.Add(new KeyValuePair<string, ExchangeTicker>(symbol, ticker));
+				}
+			}
+
+			return tickers;
+		}
+
+		protected override async Task<IEnumerable<ExchangeTrade>> OnGetRecentTradesAsync(string marketSymbol, int? limit)
+		{
+			limit = limit ?? 500;
+			marketSymbol = NormalizeMarketSymbol(marketSymbol);
+			List<ExchangeTrade> trades = new List<ExchangeTrade>();
+			var recentTradesResponse = await MakeJsonRequestAsync<JToken>($"/market/trades?instId={marketSymbol}&limit={limit}", BaseUrlV5);
+			foreach (var t in recentTradesResponse)
+			{
+				trades.Add(
+					t.ParseTrade(
+					amountKey: "sz",
+					priceKey: "px",
+					typeKey: "side",
+					timestampKey: "ts",
+					timestampType: TimestampType.UnixMilliseconds,
+					idKey: "tradeId"));
+			}
+
+			return trades;
+		}
+
+		private async Task<ExchangeTicker> ParseTickerV5Async(JToken t, string symbol)
+		{
+			return await this.ParseTickerAsync(
+									t,
+									symbol,
+									askKey: "askPx",
+									bidKey: "bidPx",
+									lastKey: "last",
+									baseVolumeKey: "vol24h",
+									quoteVolumeKey: "volCcy24h",
+									timestampKey: "ts",
+									timestampType: TimestampType.UnixMilliseconds);
+		}
 	}
 
 	public partial class ExchangeName { public const string OKEx = "OKEx"; }
-}
\ No newline at end of file
+}