diff --git a/example/17-KIS-openapi.py b/example/17-KIS-openapi.py
new file mode 100644
index 0000000..4398ed0
--- /dev/null
+++ b/example/17-KIS-openapi.py
@@ -0,0 +1,90 @@
+import os
+
+import requests, json, keyring
+from dotenv import load_dotenv
+
+load_dotenv()
+
+# 모의 계좌
+user_name = os.getenv('MOCK_USER')
+keyring.set_password('mock_app_key', user_name, os.getenv('MOCK_APP_KEY'))
+keyring.set_password('mock_app_secret', user_name, os.getenv('MOCK_APP_SECRET'))
+
+# key
+app_key = keyring.get_password('mock_app_key', user_name)
+app_secret = keyring.get_password('mock_app_secret', user_name)
+
+# base url
+url_base = "https://openapivts.koreainvestment.com:29443" # 모의투자
+
+def get_token():
+    path = "oauth2/tokenP"
+    url = f"{url_base}/{path}"
+    headers = {"content-type": "application/json"}
+    body = {
+        "grant_type": "client_credentials",
+        "appkey": app_key,
+        "appsecret": app_secret
+    }
+    res = requests.post(url, headers=headers, data=json.dumps(body))
+    return res.json()['access_token']
+
+
+def get_hash_key(datas):
+    path = "uapi/hashkey"
+    url = f"{url_base}/{path}"
+    headers = {
+        'content-Type': 'application/json',
+        'appkey': app_key,
+        'appsecret': app_secret,
+    }
+    res = requests.post(url, headers=headers, data=json.dumps(datas))
+    return res.json()["HASH"]
+
+
+def get_current_stock_price(access_token):
+    path = "uapi/domestic-stock/v1/quotations/inquire-price"
+    url = f"{url_base}/{path}"
+    headers = {
+        "Content-Type": "application/json",
+        "authorization": f"Bearer {access_token}",
+        "appKey": app_key,
+        "appSecret": app_secret,
+        "tr_id": "FHKST01010100"
+    }
+
+    params = {"fid_cond_mrkt_div_code": "J", "fid_input_iscd": "005930"}
+
+    res = requests.get(url, headers=headers, params=params)
+    return res.json()['output']['stck_prpr']
+
+
+token = get_token()
+print(get_current_stock_price(token))
+
+
+def order_stock(access_token):
+    path = "/uapi/domestic-stock/v1/trading/order-cash"
+    url = f"{url_base}/{path}"
+
+    data = {
+        "CANO": "50068923",  # 계좌번호 앞 8지리
+        "ACNT_PRDT_CD": "01",  # 계좌번호 뒤 2자리
+        "PDNO": "005930",  # 종목코드
+        "ORD_DVSN": "01",  # 주문 방법
+        "ORD_QTY": "10",  # 주문 수량
+        "ORD_UNPR": "0",  # 주문 단가 (시장가의 경우 0)
+    }
+
+    headers = {
+        "Content-Type": "application/json",
+        "authorization": f"Bearer {access_token}",
+        "appkey": app_key,
+        "appsecret": app_secret,
+        "tr_id": "VTTC0802U",
+        "custtype": "P",
+        "hashkey": get_hash_key(data)
+    }
+
+    res = requests.post(url, headers=headers, data=json.dumps(data))
+    res.json()
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