6.9 sec in total
737 ms
4.8 sec
1.4 sec
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 737 ms and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
cnmhg.com performance score
name
value
score
weighting
Value2.4 s
70/100
10%
Value2.4 s
91/100
25%
Value6.7 s
36/100
10%
Value290 ms
79/100
30%
Value0
100/100
15%
Value4.9 s
78/100
10%
737 ms
453 ms
499 ms
502 ms
708 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 51% of them (33 requests) were addressed to the original Cnmhg.com, 49% (32 requests) were made to Downone.cnmhg.com. The less responsive or slowest element that took the longest time to load (3.1 sec) relates to the external source Downone.cnmhg.com.
Page size can be reduced by 206.2 kB (4%)
5.8 MB
5.6 MB
In fact, the total size of Cnmhg.com main page is 5.8 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. 65% of websites need less resources to load. Images take 5.5 MB which makes up the majority of the site volume.
Potential reduce by 66.5 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 8.9 kB, which is 11% 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 66.5 kB or 84% of the original size.
Potential reduce by 61.0 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. Cnmhg images are well optimized though.
Potential reduce by 69.6 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 69.6 kB or 47% of the original size.
Potential reduce by 9.1 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 9.1 kB or 21% of the original size.
Number of requests can be reduced by 3 (5%)
62
59
The browser has sent 62 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 4 to 1 for JavaScripts and as a result speed up the page load time.
cnmhg.com
737 ms
uikit.min.css
453 ms
style.css
499 ms
iconfont.css
502 ms
jquery.min.js
708 ms
uikit.min.js
945 ms
loginjs.php
531 ms
index.js
695 ms
theia-sticky-sidebar.min.js
736 ms
logo.png
967 ms
3d96aed5ca68e768701e5844d1516012.jpg
1785 ms
063e459cc131f7f1dae829685da34222.jpg
458 ms
a7c46d8df07597a3f560c7c10958ac78.jpg
669 ms
e4b1bb1a47fcd6a2d93d2303f2484075.jpg
361 ms
153378cdd2fbab403aea26555e1e7bbf.jpg
446 ms
46b5ad0f9abbc5fddf245b5b752b1ee0.jpg
688 ms
60a7eb28fbc9ee17375b02098bf8f817.jpg
959 ms
1048c8a97f0bcd83d363c873cf8b5e0d.jpg
837 ms
None.jpg
685 ms
66a7f4b173e1f39f19c12ad2b0c4eb5b.jpg
912 ms
ed1391edd6ae553df28d83acb7b0ed6b.jpg
1389 ms
3b7f90e92149f4e00a11968b666ee853.jpg
1366 ms
88ff6b89fbc4b5f54b0257c829ccfcee.jpg
1186 ms
9be23aec80407be1f18c03cffc092b3d.jpg
1565 ms
959179d3ba354b454fd6bccae0cd923a.jpg
1396 ms
477c9012ec16fcad378cdbd926dad5a3.jpg
1883 ms
506cd77c4b1fe9332a783d192a738303.jpg
1452 ms
ada90621f5909b8f587c74177b664af7.jpg
1671 ms
pptx.png
1649 ms
zip.png
1675 ms
logo1.png
1701 ms
weixin.jpg
1820 ms
anquanhun.jpg
1897 ms
591f9168eefa66fbb62f1ee84ab84c91.jpg
956 ms
3bd54ad75c62c3a1c6eb88fa316428fb.jpg
962 ms
834e5d56fdef9ec951eafecffd00a0fb.jpg
1589 ms
94a745b18041952bd7b5f46370d97143.jpg
1597 ms
f7165f49afe364cec559c390b73be6f3.jpg
963 ms
7c33e0c3b9ff23e72409bca82c2ad8c6.jpg
1207 ms
77c9468ef0b8430518bf89d31e3bae65.jpg
1658 ms
2e0d30c3d42b40f2a179c5cbbb90884c.jpg
1641 ms
f9eb7a7ac45a1794d4ccee39306203c2.jpg
1875 ms
20f389e37269339114721bb267f78bcf.jpg
1840 ms
1d864b533521718c6ea27df5ef911f29.jpg
1850 ms
cebcbbe5f1437bdc5774b354331443d4.jpg
1895 ms
808635ac256f9bdcf42c89733cedf2c5.png
1925 ms
72f2e51b801eb2342abafb08ef573430.png
2033 ms
774a50c1864bca5a779a8a9f135b58a3.jpg
2092 ms
a0102a17735a62183c6d67e50ce86fcb.jpg
2102 ms
859308fc5f1a24586ff06c897b86c232.jpg
2125 ms
cfeab9cd8fe7322eb0476b182a09c962.jpg
2146 ms
048437ff75dabf1d4a833d7cc5dffa80.jpg
2163 ms
8d5c586c65956570d689aebcb57e4296.jpg
2283 ms
6484bea5d6c38b627581daa0ed1d707a.jpg
2343 ms
962934141635cb52dfa04b6b3a9c1e92.jpg
3092 ms
76e6a21dc59663ee2eb2087deb4f0434.jpg
2497 ms
ac9bc7da55ab17115c29760fc5dbb816.jpg
2922 ms
d8361d75511963daf00da65ec37fd30a.jpg
2515 ms
fd40b09cd2a5dc94a0a4018db77ccf62.jpg
2951 ms
3f82c85f913b242f0f2be4cab057087b.jpg
2596 ms
33acccf593c621395fb7520b9e4ae4b5.jpg
2752 ms
8292cbe89269e87450e1eac6a3f4e4d0.jpg
3048 ms
2ac6d753dccda3215226f4940052fd00.jpg
2915 ms
1265289620d15d4b4fb928bfb2cbf59d.jpg
3015 ms
iconfont.woff
1693 ms
cnmhg.com accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
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
![]()
ZH
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 it matches the claimed language. 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: