diff --git a/README.md b/README.md
index ff4ebbb..fb1ade8 100644
--- a/README.md
+++ b/README.md
@@ -241,6 +241,7 @@ go(function () {
 | -------- | -------- | -------- |
 | KuCoin\SDK\PrivateApi\Deposit::createAddress() | YES | https://docs.kucoin.com/#create-deposit-address |
 | KuCoin\SDK\PrivateApi\Deposit::getAddress() | YES | https://docs.kucoin.com/#get-deposit-address |
+| KuCoin\SDK\PrivateApi\Deposit::getAddresses() | YES | https://docs.kucoin.com/#get-deposit-addresses-v2 |
 | KuCoin\SDK\PrivateApi\Deposit::getDeposits() | YES | https://docs.kucoin.com/#get-deposit-list |
 | KuCoin\SDK\PrivateApi\Deposit::getV1Deposits() | YES | https://docs.kucoin.com/#get-v1-historical-deposits-list |
 
@@ -273,6 +274,29 @@ go(function () {
 | KuCoin\SDK\PrivateApi\Order::cancelByClientOid() | YES | https://docs.kucoin.com/#cancel-single-order-by-clientoid |
 | KuCoin\SDK\PrivateApi\Order::getDetailByClientOid() | YES | https://docs.kucoin.com/#get-single-active-order-by-clientoid|
 
+</details>
+
+<details>
+<summary>KuCoin\SDK\PrivateApi\StopOrder</summary>
+
+| API | Authentication | Description |
+| -------- | -------- | -------- |
+| KuCoin\SDK\PrivateApi\StopOrder::create() | YES | https://docs.kucoin.com/#place-a-new-order-2 |
+| KuCoin\SDK\PrivateApi\StopOrder::cancel() | YES | https://docs.kucoin.com/#cancel-an-order-2 |
+| KuCoin\SDK\PrivateApi\StopOrder::cancelBatch() | YES | https://docs.kucoin.com/#cancel-orders |
+| KuCoin\SDK\PrivateApi\StopOrder::getList() | YES | https://docs.kucoin.com/#list-stop-orders |
+| KuCoin\SDK\PrivateApi\StopOrder::getDetail() | YES | https://docs.kucoin.com/#get-single-order-info |
+| KuCoin\SDK\PrivateApi\StopOrder::getDetailByClientOid() | YES | https://docs.kucoin.com/#get-single-order-by-clientoid |
+| KuCoin\SDK\PrivateApi\StopOrder::cancelByClientOid()| YES | https://docs.kucoin.com/#cancel-single-order-by-clientoid-2 |
+
+</details>
+
+<details>
+<summary>KuCoin\SDK\PrivateApi\Symbol</summary>
+
+| API | Authentication | Description |
+| -------- | -------- | -------- |
+| KuCoin\SDK\PrivateApi\Symbol::getAggregatedFullOrderBook() | NO | https://docs.kucoin.com/#get-full-order-book-aggregated |
 
 </details>
 
@@ -323,8 +347,6 @@ go(function () {
 | KuCoin\SDK\PublicApi\Symbol::getTicker() | NO | https://docs.kucoin.com/#get-ticker |
 | KuCoin\SDK\PublicApi\Symbol::getAllTickers() | NO | https://docs.kucoin.com/#get-all-tickers |
 | KuCoin\SDK\PublicApi\Symbol::getAggregatedPartOrderBook() | NO | https://docs.kucoin.com/#get-part-order-book-aggregated |
-| KuCoin\SDK\PublicApi\Symbol::getAggregatedFullOrderBook() | NO | https://docs.kucoin.com/#get-full-order-book-aggregated |
-| KuCoin\SDK\PublicApi\Symbol::getAtomicFullOrderBook() | NO | https://docs.kucoin.com/#get-full-order-book-atomic |
 | KuCoin\SDK\PublicApi\Symbol::getTradeHistories() | NO | https://docs.kucoin.com/#get-trade-histories |
 | KuCoin\SDK\PublicApi\Symbol::getKLines() | NO | https://docs.kucoin.com/#get-klines |
 | KuCoin\SDK\PublicApi\Symbol::get24HStats() | NO | https://docs.kucoin.com/#get-24hr-stats |
diff --git a/src/Api.php b/src/Api.php
index 89a1395..50cf4b2 100644
--- a/src/Api.php
+++ b/src/Api.php
@@ -16,12 +16,12 @@ abstract class Api
     /**
      * @var string SDK Version
      */
-    const VERSION = '1.1.21';
+    const VERSION = '1.1.22';
 
     /**
      * @var string SDK update date
      */
-    const UPDATE_DATE = '2021.03.02';
+    const UPDATE_DATE = '2021.08.02';
 
     /**
      * @var string
diff --git a/src/PrivateApi/Deposit.php b/src/PrivateApi/Deposit.php
index 97eb8d0..b44dd24 100644
--- a/src/PrivateApi/Deposit.php
+++ b/src/PrivateApi/Deposit.php
@@ -42,6 +42,22 @@ public function getAddress($currency, $chain = null)
         return $response->getApiData();
     }
 
+    /**
+     * Get deposit addresses(V2)
+     * Get all deposit addresses for the currency you intend to deposit.
+     * If the returned data is empty, you may need to create a deposit address first.
+     * @param string $currency
+     * @return array
+     * @throws \KuCoin\SDK\Exceptions\BusinessException
+     * @throws \KuCoin\SDK\Exceptions\HttpException
+     * @throws \KuCoin\SDK\Exceptions\InvalidApiUriException
+     */
+    public function getAddresses($currency)
+    {
+        $response = $this->call(Request::METHOD_GET, '/api/v2/deposit-addresses', compact('currency'));
+        return $response->getApiData();
+    }
+
     /**
      * Get deposit list
      * @param array $params
diff --git a/src/PrivateApi/Symbol.php b/src/PrivateApi/Symbol.php
new file mode 100644
index 0000000..652e475
--- /dev/null
+++ b/src/PrivateApi/Symbol.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace KuCoin\SDK\PrivateApi;
+
+use KuCoin\SDK\Http\Request;
+use KuCoin\SDK\KuCoinApi;
+
+class Symbol extends KuCoinApi
+{
+    /**
+     * Get full order book(aggregated) v3
+     * @param string $symbol
+     * @return array
+     * @throws \KuCoin\SDK\Exceptions\BusinessException
+     * @throws \KuCoin\SDK\Exceptions\HttpException
+     * @throws \KuCoin\SDK\Exceptions\InvalidApiUriException
+     */
+    public function getAggregatedFullOrderBook($symbol)
+    {
+        $response = $this->call(Request::METHOD_GET, '/api/v3/market/orderbook/level2', compact('symbol'));
+        return $response->getApiData();
+    }
+}
\ No newline at end of file
diff --git a/src/PublicApi/Symbol.php b/src/PublicApi/Symbol.php
index 3d3ac7a..656cb22 100644
--- a/src/PublicApi/Symbol.php
+++ b/src/PublicApi/Symbol.php
@@ -8,7 +8,7 @@
 /**
  * Class Symbol
  * @package KuCoin\SDK\PublicApi
- * @see https://docs.kucoin.com/#symbols
+ * @see https://docs.kucoin.com/#market-data
  */
 class Symbol extends KuCoinApi
 {
@@ -64,7 +64,7 @@ public function getAllTickers()
      */
     public function getAggregatedPartOrderBook($symbol, $depth = 20)
     {
-        $response = $this->call(Request::METHOD_GET, '/api/v1/market/orderbook/level2_' . intval($depth), compact('symbol'));
+        $response = $this->call(Request::METHOD_GET, '/api/v1/market/orderbook/level2_' . (int)$depth, compact('symbol'));
         return $response->getApiData();
     }
 
@@ -75,6 +75,7 @@ public function getAggregatedPartOrderBook($symbol, $depth = 20)
      * @throws \KuCoin\SDK\Exceptions\BusinessException
      * @throws \KuCoin\SDK\Exceptions\HttpException
      * @throws \KuCoin\SDK\Exceptions\InvalidApiUriException
+     * @deprecated Use v3 version: \KuCoin\SDK\PrivateApi\Symbol->getAggregatedFullOrderBook($symbol)
      */
     public function getAggregatedFullOrderBook($symbol)
     {
@@ -89,6 +90,7 @@ public function getAggregatedFullOrderBook($symbol)
      * @throws \KuCoin\SDK\Exceptions\BusinessException
      * @throws \KuCoin\SDK\Exceptions\HttpException
      * @throws \KuCoin\SDK\Exceptions\InvalidApiUriException
+     * @deprecated
      */
     public function getAtomicFullOrderBook($symbol)
     {
@@ -103,6 +105,7 @@ public function getAtomicFullOrderBook($symbol)
      * @throws \KuCoin\SDK\Exceptions\BusinessException
      * @throws \KuCoin\SDK\Exceptions\HttpException
      * @throws \KuCoin\SDK\Exceptions\InvalidApiUriException
+     * @deprecated
      */
     public function getV2AtomicFullOrderBook($symbol)
     {
diff --git a/tests/AccountTest.php b/tests/PrivateApi/AccountTest.php
similarity index 99%
rename from tests/AccountTest.php
rename to tests/PrivateApi/AccountTest.php
index 5d4b5a0..5035e27 100644
--- a/tests/AccountTest.php
+++ b/tests/PrivateApi/AccountTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\ApiCode;
 use KuCoin\SDK\Exceptions\BusinessException;
@@ -8,8 +8,7 @@
 
 class AccountTest extends TestCase
 {
-    protected $apiClass    = Account::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = Account::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/DepositTest.php b/tests/PrivateApi/DepositTest.php
similarity index 80%
rename from tests/DepositTest.php
rename to tests/PrivateApi/DepositTest.php
index 4044647..26e4138 100644
--- a/tests/DepositTest.php
+++ b/tests/PrivateApi/DepositTest.php
@@ -1,14 +1,13 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\Exceptions\BusinessException;
 use KuCoin\SDK\PrivateApi\Deposit;
 
 class DepositTest extends TestCase
 {
-    protected $apiClass    = Deposit::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = Deposit::class;
 
     /**
      * @dataProvider apiProvider
@@ -20,6 +19,8 @@ class DepositTest extends TestCase
      */
     public function testCreateAddress(Deposit $api)
     {
+        $this->markTestSkipped();
+        return;
         $address = $api->createAddress('BTC');
         $this->assertInternalType('array', $address);
         $this->assertArrayHasKey('address', $address);
@@ -36,10 +37,8 @@ public function testCreateAddress(Deposit $api)
      */
     public function testGetAddress(Deposit $api)
     {
-        $this->markTestSkipped();
-        return;
         try {
-            $address = $api->getAddress('BTC');
+            $address = $api->getAddress('USDT');
             if ($address !== null) {
                 $this->assertInternalType('array', $address);
                 $this->assertArrayHasKey('address', $address);
@@ -54,6 +53,26 @@ public function testGetAddress(Deposit $api)
         }
     }
 
+    /**
+     * @dataProvider apiProvider
+     * @param Deposit $api
+     * @return array|string
+     * @throws \KuCoin\SDK\Exceptions\BusinessException
+     * @throws \KuCoin\SDK\Exceptions\HttpException
+     * @throws \KuCoin\SDK\Exceptions\InvalidApiUriException
+     */
+    public function testGetAddresses(Deposit $api)
+    {
+        $addresses = $api->getAddresses('USDT');
+        foreach ($addresses as $address) {
+            $this->assertInternalType('array', $address);
+            $this->assertArrayHasKey('address', $address);
+            $this->assertArrayHasKey('memo', $address);
+            $this->assertArrayHasKey('chain', $address);
+            $this->assertArrayHasKey('contractAddress', $address);
+        }
+    }
+
     /**
      * @dataProvider apiProvider
      * @param Deposit $api
diff --git a/tests/FillTest.php b/tests/PrivateApi/FillTest.php
similarity index 96%
rename from tests/FillTest.php
rename to tests/PrivateApi/FillTest.php
index 91329b2..7d9af39 100644
--- a/tests/FillTest.php
+++ b/tests/PrivateApi/FillTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\PrivateApi\Fill;
 
 class FillTest extends TestCase
 {
-    protected $apiClass    = Fill::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = Fill::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/MarginTest.php b/tests/PrivateApi/MarginTest.php
similarity index 99%
rename from tests/MarginTest.php
rename to tests/PrivateApi/MarginTest.php
index 5cde11e..b7930bb 100644
--- a/tests/MarginTest.php
+++ b/tests/PrivateApi/MarginTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\PrivateApi\Margin;
 
 class MarginTest extends TestCase
 {
-    protected $apiClass    = Margin::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = Margin::class;
 
 
     /**
diff --git a/tests/OrderTest.php b/tests/PrivateApi/OrderTest.php
similarity index 99%
rename from tests/OrderTest.php
rename to tests/PrivateApi/OrderTest.php
index eb080fa..30aa2b9 100644
--- a/tests/OrderTest.php
+++ b/tests/PrivateApi/OrderTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\PrivateApi\Order;
 
 class OrderTest extends TestCase
 {
-    protected $apiClass    = Order::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = Order::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/StopOrderTest.php b/tests/PrivateApi/StopOrderTest.php
similarity index 98%
rename from tests/StopOrderTest.php
rename to tests/PrivateApi/StopOrderTest.php
index d0bdf85..3b6bfec 100644
--- a/tests/StopOrderTest.php
+++ b/tests/PrivateApi/StopOrderTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\PrivateApi\StopOrder;
 
 class StopOrderTest extends TestCase
 {
-    protected $apiClass    = StopOrder::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = StopOrder::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/PrivateApi/SymbolTest.php b/tests/PrivateApi/SymbolTest.php
new file mode 100644
index 0000000..3101852
--- /dev/null
+++ b/tests/PrivateApi/SymbolTest.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace KuCoin\SDK\Tests\PrivateApi;
+
+use KuCoin\SDK\PrivateApi\Symbol;
+
+class SymbolTest extends TestCase
+{
+    protected $apiClass = Symbol::class;
+
+    /**
+     * @dataProvider apiProvider
+     * @param Symbol $api
+     * @throws \KuCoin\SDK\Exceptions\BusinessException
+     * @throws \KuCoin\SDK\Exceptions\HttpException
+     * @throws \KuCoin\SDK\Exceptions\InvalidApiUriException
+     */
+    public function testGetAggregatedFullOrderBook(Symbol $api)
+    {
+        $data = $api->getAggregatedFullOrderBook('ETH-BTC');
+        $this->assertInternalType('array', $data);
+        $this->assertArrayHasKey('sequence', $data);
+        $this->assertArrayHasKey('bids', $data);
+        $this->assertArrayHasKey('asks', $data);
+        $this->assertArrayHasKey('time', $data);
+    }
+}
\ No newline at end of file
diff --git a/tests/PrivateApi/TestCase.php b/tests/PrivateApi/TestCase.php
new file mode 100644
index 0000000..7bd06f9
--- /dev/null
+++ b/tests/PrivateApi/TestCase.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace KuCoin\SDK\Tests\PrivateApi;
+
+class TestCase extends \KuCoin\SDK\Tests\TestCase
+{
+    protected $apiWithAuth = true;
+}
\ No newline at end of file
diff --git a/tests/TradeFeeTest.php b/tests/PrivateApi/TradeFeeTest.php
similarity index 92%
rename from tests/TradeFeeTest.php
rename to tests/PrivateApi/TradeFeeTest.php
index 77d789b..aabf988 100644
--- a/tests/TradeFeeTest.php
+++ b/tests/PrivateApi/TradeFeeTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\PrivateApi\TradeFee;
 
 class TradeFeeTest extends TestCase
 {
-    protected $apiClass    = TradeFee::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = TradeFee::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/WebSocketFeedTest.php b/tests/PrivateApi/WebSocketFeedTest.php
similarity index 98%
rename from tests/WebSocketFeedTest.php
rename to tests/PrivateApi/WebSocketFeedTest.php
index 225585d..fb21c72 100644
--- a/tests/WebSocketFeedTest.php
+++ b/tests/PrivateApi/WebSocketFeedTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\PrivateApi\WebSocketFeed;
 use Ratchet\Client\WebSocket;
@@ -8,8 +8,7 @@
 
 class WebSocketFeedTest extends TestCase
 {
-    protected $apiClass    = WebSocketFeed::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = WebSocketFeed::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/WithdrawalTest.php b/tests/PrivateApi/WithdrawalTest.php
similarity index 97%
rename from tests/WithdrawalTest.php
rename to tests/PrivateApi/WithdrawalTest.php
index 100aa46..a68bd1f 100644
--- a/tests/WithdrawalTest.php
+++ b/tests/PrivateApi/WithdrawalTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PrivateApi;
 
 use KuCoin\SDK\PrivateApi\Withdrawal;
 
 class WithdrawalTest extends TestCase
 {
-    protected $apiClass    = Withdrawal::class;
-    protected $apiWithAuth = true;
+    protected $apiClass = Withdrawal::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/CurrencyTest.php b/tests/PublicApi/CurrencyTest.php
similarity index 95%
rename from tests/CurrencyTest.php
rename to tests/PublicApi/CurrencyTest.php
index b6e1ee0..f4172fe 100644
--- a/tests/CurrencyTest.php
+++ b/tests/PublicApi/CurrencyTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PublicApi;
 
 use KuCoin\SDK\PublicApi\Currency;
 
 class CurrencyTest extends TestCase
 {
-    protected $apiClass    = Currency::class;
-    protected $apiWithAuth = false;
+    protected $apiClass = Currency::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/ServiceStatusTest.php b/tests/PublicApi/ServiceStatusTest.php
similarity index 84%
rename from tests/ServiceStatusTest.php
rename to tests/PublicApi/ServiceStatusTest.php
index 482fb9a..643436b 100644
--- a/tests/ServiceStatusTest.php
+++ b/tests/PublicApi/ServiceStatusTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PublicApi;
 
 use KuCoin\SDK\PublicApi\ServiceStatus;
 
 class ServiceStatusTest extends TestCase
 {
-    protected $apiClass    = ServiceStatus::class;
-    protected $apiWithAuth = false;
+    protected $apiClass = ServiceStatus::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/SymbolTest.php b/tests/PublicApi/SymbolTest.php
similarity index 98%
rename from tests/SymbolTest.php
rename to tests/PublicApi/SymbolTest.php
index a57d25f..9634d2f 100644
--- a/tests/SymbolTest.php
+++ b/tests/PublicApi/SymbolTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PublicApi;
 
 use KuCoin\SDK\PublicApi\Symbol;
 
 class SymbolTest extends TestCase
 {
-    protected $apiClass    = Symbol::class;
-    protected $apiWithAuth = false;
+    protected $apiClass = Symbol::class;
 
     /**
      * @dataProvider apiProvider
diff --git a/tests/PublicApi/TestCase.php b/tests/PublicApi/TestCase.php
new file mode 100644
index 0000000..d52a270
--- /dev/null
+++ b/tests/PublicApi/TestCase.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace KuCoin\SDK\Tests\PublicApi;
+
+class TestCase extends \KuCoin\SDK\Tests\TestCase
+{
+    protected $apiWithAuth = false;
+}
\ No newline at end of file
diff --git a/tests/TimeTest.php b/tests/PublicApi/TimeTest.php
similarity index 81%
rename from tests/TimeTest.php
rename to tests/PublicApi/TimeTest.php
index 74cdab6..f6006e0 100644
--- a/tests/TimeTest.php
+++ b/tests/PublicApi/TimeTest.php
@@ -1,13 +1,12 @@
 <?php
 
-namespace KuCoin\SDK\Tests;
+namespace KuCoin\SDK\Tests\PublicApi;
 
 use KuCoin\SDK\PublicApi\Time;
 
 class TimeTest extends TestCase
 {
-    protected $apiClass    = Time::class;
-    protected $apiWithAuth = false;
+    protected $apiClass = Time::class;
 
     /**
      * @dataProvider apiProvider