34.2 sec in total
7 sec
27.1 sec
168 ms
Click here to check amazing Esf Focus content for China. Otherwise, check out these important facts you probably never knew about esf.focus.cn
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Visit esf.focus.cnWe analyzed Esf.focus.cn page load time and found that the first response time was 7 sec and then it took 27.3 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.
esf.focus.cn performance score
name
value
score
weighting
Value9.6 s
0/100
10%
Value15.1 s
0/100
25%
Value18.4 s
0/100
10%
Value1,190 ms
21/100
30%
Value0.004
100/100
15%
Value19.7 s
2/100
10%
6961 ms
2215 ms
3929 ms
2218 ms
3974 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Esf.focus.cn, 76% (31 requests) were made to Src.esf.itc.cn and 5% (2 requests) were made to Js.esf.focus.cn. The less responsive or slowest element that took the longest time to load (13.7 sec) relates to the external source Src.esf.itc.cn.
Page size can be reduced by 258.8 kB (47%)
545.6 kB
286.7 kB
In fact, the total size of Esf.focus.cn main page is 545.6 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. 20% of websites need less resources to load. Javascripts take 233.6 kB which makes up the majority of the site volume.
Potential reduce by 24.1 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 9.5 kB, which is 34% 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 24.1 kB or 86% of the original size.
Potential reduce by 28.0 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. Obviously, Esf Focus needs image optimization as it can save up to 28.0 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 157.0 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 157.0 kB or 67% of the original size.
Potential reduce by 49.7 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. Esf.focus.cn needs all CSS files to be minified and compressed as it can save up to 49.7 kB or 85% of the original size.
Number of requests can be reduced by 9 (23%)
40
31
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Esf Focus. 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.
esf.focus.cn
6961 ms
base.css
2215 ms
global.css
3929 ms
city.css
2218 ms
jquery-1.9.1.min.js
3974 ms
common.js
3078 ms
search.js
2646 ms
jquery.cookie.js
6372 ms
bi.js
1147 ms
pv_v210.js
642 ms
icon.png
1325 ms
headerbg.jpg
892 ms
focus_esf02.gif
885 ms
slogan.jpg
458 ms
beijing.jpg
3860 ms
shanghai.jpg
1805 ms
shenzhen.jpg
1429 ms
tianjin.jpg
1319 ms
guangzhou.jpg
9636 ms
chengdu.jpg
7633 ms
chongqing.jpg
1756 ms
shijiazhuang.jpg
7092 ms
changsha.jpg
3915 ms
hainan.jpg
6317 ms
sanya.jpg
5990 ms
jinan.jpg
7370 ms
qingdao.jpg
8564 ms
wuhan.jpg
9645 ms
xian.jpg
10530 ms
kunming.jpg
10193 ms
qinhuangdao.jpg
11923 ms
haerbin.jpg
12395 ms
shenyang.jpg
12675 ms
bg_arcticel01.gif
13747 ms
biga.js
2231 ms
analytics.js
23 ms
h.js
908 ms
collect
12 ms
2253 ms
getUserInfo
2888 ms
hm.gif
453 ms
esf.focus.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.
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
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.
esf.focus.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
esf.focus.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Esf.focus.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 Esf.focus.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.
esf.focus.cn
Open Graph description is not detected on the main page of Esf Focus. 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: