29.8 sec in total
1 sec
28.1 sec
695 ms
Welcome to cnmhg.com homepage info - get ready to check Cnmhg best content for China right away, or after learning these important things about cnmhg.com
能化大数据平台(煤化工网)致力于提供化工行业发展资讯、安全环保资料、国家标准、行业标准、国外标准规范、图集下载分享互动平台,为化工项目发展提供参考信息,为能源化工技术人员提供技术帮助,为中高层管理人员提供化工项目决策依据。
Visit cnmhg.comWe analyzed Cnmhg.com page load time and found that the first response time was 1 sec and then it took 28.8 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 was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
cnmhg.com performance score
name
value
score
weighting
Value3.2 s
42/100
10%
Value3.8 s
56/100
25%
Value4.7 s
68/100
10%
Value60 ms
100/100
30%
Value0.01
100/100
15%
Value5.2 s
74/100
10%
1015 ms
814 ms
812 ms
1991 ms
1486 ms
Our browser made a total of 95 requests to load all elements on the main page. We found that 73% of them (69 requests) were addressed to the original Cnmhg.com, 6% (6 requests) were made to Cpro.baidustatic.com and 3% (3 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source T11.baidu.com.
Page size can be reduced by 281.5 kB (35%)
795.5 kB
514.0 kB
In fact, the total size of Cnmhg.com main page is 795.5 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. 30% of websites need less resources to load. Images take 486.4 kB which makes up the majority of the site volume.
Potential reduce by 60.2 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 60.2 kB or 77% of the original size.
Potential reduce by 74.9 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. Obviously, Cnmhg needs image optimization as it can save up to 74.9 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 122.8 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 122.8 kB or 61% of the original size.
Potential reduce by 23.6 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. Cnmhg.com needs all CSS files to be minified and compressed as it can save up to 23.6 kB or 77% of the original size.
Number of requests can be reduced by 29 (31%)
93
64
The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnmhg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
cnmhg.com
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cnmhg.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.
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
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.
cnmhg.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
cnmhg.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Cnmhg.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 Cnmhg.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.
cnmhg.com
Open Graph description is not detected on the main page of Cnmhg. 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: