diff --git a/.jshintrc b/.jshintrc
new file mode 100644
index 0000000..ad48ebc
--- /dev/null
+++ b/.jshintrc
@@ -0,0 +1,6 @@
+{
+  "esversion": 8,
+  "asi": true,
+  "laxbreak": true,
+  "predef": [ "-Promise" ]
+}
diff --git a/doc/rest-client.md b/doc/rest-client.md
index b3537a1..7d4a074 100644
--- a/doc/rest-client.md
+++ b/doc/rest-client.md
@@ -74,6 +74,9 @@ If you only use the [public endpoints](#public-endpoints) you can omit key and s
 #### async getWithdrawRecords(params)
 [See bybit documentation](https://bybit-exchange.github.io/docs/inverse/#t-withdrawrecords)
 
+#### async getAssetExchangeRecords(params)
+[See bybit documentation](https://bybit-exchange.github.io/docs/inverse/#t-assetexchangerecords)
+
 #### async getWalletBalance(params)
 [See bybit documentation](https://bybit-exchange.github.io/docs/inverse/#t-balance)
 
@@ -103,6 +106,15 @@ If you only use the [public endpoints](#public-endpoints) you can omit key and s
 #### async getKline(params)
 [See bybit documentation](https://bybit-exchange.github.io/docs/inverse/#t-querykline)
 
+#### async getOpenInterest(params)
+[See bybit documentation](https://bybit-exchange.github.io/docs/inverse/#t-marketopeninterest)
+
+#### async getLatestBigDeal(params)
+[See bybit documentation](https://bybit-exchange.github.io/docs/inverse/#t-marketbigdeal)
+
+#### async getLongShortRatio(params)
+[See bybit documentation](https://bybit-exchange.github.io/docs/inverse/#t-marketaccountratio)
+
 #### async getLatestInformation()
 [See bybit documentation](https://bybit-exchange.github.io/docs/inverse/#t-latestsymbolinfo)
 
diff --git a/lib/rest-client.js b/lib/rest-client.js
index 84f81db..479681d 100644
--- a/lib/rest-client.js
+++ b/lib/rest-client.js
@@ -152,6 +152,10 @@ module.exports = class RestClient {
     return await this.request.get('open-api/wallet/withdraw/list', params);
   }
 
+  async getAssetExchangeRecords(params) {
+    return await this.request.get('v2/private/exchange-order/list', params);
+  }
+
   async getWalletBalance(params) {
     assert(params, 'No params passed');
     assert(params.coin, 'Parameter coin is required');
@@ -214,6 +218,29 @@ module.exports = class RestClient {
     return await this.request.get('v2/public/kline/list', params);
   }
 
+  async getOpenInterest(params) {
+    assert(params, 'No params passed');
+    assert(params.symbol, 'Parameter symbol is required');
+    assert(params.period, 'Parameter period is required');
+
+    return await this.request.get('v2/public/open-interest', params);
+  }
+
+  async getLatestBigDeal(params) {
+    assert(params, 'No params passed');
+    assert(params.symbol, 'Parameter symbol is required');
+
+    return await this.request.get('v2/public/big-deal', params);
+  }
+
+  async getLongShortRatio(params) {
+    assert(params, 'No params passed');
+    assert(params.symbol, 'Parameter symbol is required');
+    assert(params.period, 'Parameter period is required');
+
+    return await this.request.get('v2/public/account-ratio', params);
+  }
+
   async getLatestInformation() {
     return await this.request.get('v2/public/tickers');
   }