59.1 sec in total
2.5 sec
55.9 sec
613 ms
Welcome to ehs.cn homepage info - get ready to check EHS best content for China right away, or after learning these important things about ehs.cn
环境健康安全网,国内最专业的HSE综合门户网站。网聚环境管理、职业健康和安全生产安全管理(EHS&HSE)各方力量,整合国内外先进HSE管理体系经验,共享EHS法律法规,致力推动企业社会责任,共建EHS人理想家园,提升国内EHS水平!
Visit ehs.cnWe analyzed Ehs.cn page load time and found that the first response time was 2.5 sec and then it took 56.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 17 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
ehs.cn performance score
name
value
score
weighting
Value3.0 s
51/100
10%
Value7.0 s
6/100
25%
Value9.2 s
13/100
10%
Value150 ms
95/100
30%
Value0.183
66/100
15%
Value4.8 s
79/100
10%
2532 ms
5169 ms
3433 ms
16846 ms
12312 ms
Our browser made a total of 183 requests to load all elements on the main page. We found that 48% of them (87 requests) were addressed to the original Ehs.cn, 14% (25 requests) were made to Attachment.ehs.cn and 5% (9 requests) were made to Passport.ehs.cn. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Attachment.ehs.cn.
Page size can be reduced by 590.6 kB (32%)
1.9 MB
1.3 MB
In fact, the total size of Ehs.cn main page is 1.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 120.9 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. This page needs HTML code to be minified as it can gain 22.8 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 120.9 kB or 82% of the original size.
Potential reduce by 118.6 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. EHS images are well optimized though.
Potential reduce by 280.8 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 280.8 kB or 62% of the original size.
Potential reduce by 70.3 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. Ehs.cn needs all CSS files to be minified and compressed as it can save up to 70.3 kB or 76% of the original size.
Number of requests can be reduced by 66 (41%)
162
96
The browser has sent 162 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EHS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
ehs.cn
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ehs.cn 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.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
ehs.cn 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ehs.cn 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
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ehs.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Ehs.cn 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.
ehs.cn
Open Graph description is not detected on the main page of EHS. 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: