diff --git a/httprunner/__about__.py b/httprunner/__about__.py
index fc9fa35f..995d5ee3 100644
--- a/httprunner/__about__.py
+++ b/httprunner/__about__.py
@@ -1,7 +1,7 @@
 __title__ = 'HttpRunner'
 __description__ = 'One-stop solution for HTTP(S) testing.'
 __url__ = 'https://github.com/HttpRunner/HttpRunner'
-__version__ = '1.5.4'
+__version__ = '1.5.5'
 __author__ = 'debugtalk'
 __author_email__ = 'mail@debugtalk.com'
 __license__ = 'MIT'
diff --git a/httprunner/client.py b/httprunner/client.py
index 187daf30..9b2ecfd5 100644
--- a/httprunner/client.py
+++ b/httprunner/client.py
@@ -67,7 +67,9 @@ class HttpSession(requests.Session):
                 "content_size": "N/A",
                 "response_time_ms": "N/A",
                 "elapsed_ms": "N/A",
-                "content": None
+                "encoding": None,
+                "content": None,
+                "content_type": ""
             }
         }
 
@@ -151,6 +153,7 @@ class HttpSession(requests.Session):
         self.meta_data["response"]["encoding"] = response.encoding
         self.meta_data["response"]["content"] = response.content
         self.meta_data["response"]["text"] = response.text
+        self.meta_data["response"]["content_type"] = response.headers.get("Content-Type", "")
 
         try:
             self.meta_data["response"]["json"] = response.json()
diff --git a/httprunner/report.py b/httprunner/report.py
index 7141bffe..7cb6b172 100644
--- a/httprunner/report.py
+++ b/httprunner/report.py
@@ -93,8 +93,8 @@ def render_html_report(summary, html_report_name=None, html_report_template=None
     for suite_summary in summary["details"]:
         for record in suite_summary.get("records"):
             meta_data = record['meta_data']
-            stringify_body(meta_data, 'request')
-            stringify_body(meta_data, 'response')
+            stringify_data(meta_data, 'request')
+            stringify_data(meta_data, 'response')
 
     with io.open(html_report_template, "r", encoding='utf-8') as fp_r:
         template_content = fp_r.read()
@@ -107,36 +107,39 @@ def render_html_report(summary, html_report_name=None, html_report_template=None
 
     return report_path
 
-def stringify_body(meta_data, request_or_response):
-    headers = meta_data.get('{}_headers'.format(request_or_response), {})
-    body = meta_data.get('{}_body'.format(request_or_response))
+def stringify_data(meta_data, request_or_response):
+    headers = meta_data[request_or_response]["headers"]
 
-    if isinstance(body, CaseInsensitiveDict):
-        body = json.dumps(dict(body), ensure_ascii=False)
+    request_or_response_dict = meta_data[request_or_response]
 
-    elif isinstance(body, (dict, list)):
-        body = json.dumps(body, indent=2, ensure_ascii=False)
+    for key, value in request_or_response_dict.items():
 
-    elif isinstance(body, bytes):
-        resp_content_type = headers.get("Content-Type", "")
-        try:
-            if "image" in resp_content_type:
-                meta_data["response"]["data_type"] = "image"
-                body = "data:{};base64,{}".format(
-                    resp_content_type,
-                    b64encode(body).decode('utf-8')
-                )
-            else:
-                body = escape(body.decode("utf-8"))
-        except UnicodeDecodeError:
-            pass
+        if isinstance(value, list):
+            value = json.dumps(value, indent=2, ensure_ascii=False)
 
-    elif not isinstance(body, (basestring, numeric_types, Iterable)):
-        # class instance, e.g. MultipartEncoder()
-        body = repr(body)
+        elif isinstance(value, bytes):
+            try:
+                encoding = meta_data["response"].get("encoding")
+                if not encoding or encoding == "None":
+                    encoding = "utf-8"
 
-    meta_data['{}_body'.format(request_or_response)] = body
+                content_type = meta_data["response"]["content_type"]
+                if "image" in content_type:
+                    meta_data["response"]["content_type"] = "image"
+                    value = "data:{};base64,{}".format(
+                        content_type,
+                        b64encode(value).decode(encoding)
+                    )
+                else:
+                    value = escape(value.decode(encoding))
+            except UnicodeDecodeError:
+                pass
 
+        elif not isinstance(value, (basestring, numeric_types, Iterable)):
+            # class instance, e.g. MultipartEncoder()
+            value = repr(value)
+
+        meta_data[request_or_response][key] = value
 
 class HtmlTestResult(unittest.TextTestResult):
     """A html result class that can generate formatted html results.
diff --git a/httprunner/templates/default_report_template.html b/httprunner/templates/default_report_template.html
index ec11a2b0..4c7b4441 100644
--- a/httprunner/templates/default_report_template.html
+++ b/httprunner/templates/default_report_template.html
@@ -281,7 +281,7 @@
                                 <strong>{{ header_key }}</strong>: {{ header_value }}
                               </div>
                               {% endfor %}
-                            {% elif key == "data_type" %}
+                            {% elif key == "content_type" %}
                               {% if value == "image" %}
                                 <img src="{{ record.meta_data.response.body }}" />
                               {% else %}