41.8 sec in total
6.8 sec
34.6 sec
393 ms
Welcome to chengbon.com homepage info - get ready to check Chengbon best content right away, or after learning these important things about chengbon.com
上海城邦自动化设备有限公司、江苏城邦物联网智能装备有限公司
Visit chengbon.comWe analyzed Chengbon.com page load time and found that the first response time was 6.8 sec and then it took 35 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 22 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
chengbon.com performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value5.3 s
21/100
25%
Value6.3 s
42/100
10%
Value20 ms
100/100
30%
Value0
100/100
15%
Value3.8 s
90/100
10%
6845 ms
837 ms
2356 ms
7028 ms
833 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 65% of them (41 requests) were addressed to the original Chengbon.com, 25% (16 requests) were made to Qiao.baidu.com and 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Chengbon.com.
Page size can be reduced by 95.3 kB (38%)
250.8 kB
155.6 kB
In fact, the total size of Chengbon.com main page is 250.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 143.0 kB which makes up the majority of the site volume.
Potential reduce by 30.9 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 30.9 kB or 80% of the original size.
Potential reduce by 8.5 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Chengbon images are well optimized though.
Potential reduce by 12.9 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 12.9 kB or 75% of the original size.
Potential reduce by 42.9 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Chengbon.com needs all CSS files to be minified and compressed as it can save up to 42.9 kB or 82% of the original size.
Number of requests can be reduced by 15 (38%)
39
24
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chengbon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
chengbon.com
6845 ms
m_css.css
837 ms
css.css
2356 ms
jquery.js
7028 ms
kxbdMarquee.js
833 ms
adver.js
2171 ms
common.js
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bg_body.jpg
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ico_01.gif
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bg_nav.jpg
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bg_line.png
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bg_index_06.png
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hm.js
680 ms
hm.gif
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b.js
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bsl.js
2057 ms
Enter.php
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main_icon_invite_mess_api.js
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main.css
4114 ms
fix.css
1917 ms
version.js
2362 ms
01.jpg
5483 ms
m-webim-lite.css
2158 ms
m-webim-lite.js
1802 ms
Refresh.php
464 ms
07.jpg
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14.png
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icon.png
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icon_close.png
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stat.gif
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mess-text.png
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messbtn.png
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chengbon.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
chengbon.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
chengbon.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chengbon.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Chengbon.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
chengbon.com
Open Graph description is not detected on the main page of Chengbon. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: