36.5 sec in total
4.8 sec
31.4 sec
237 ms
Click here to check amazing Techgreen content for China. Otherwise, check out these important facts you probably never knew about techgreen.com.cn
北京绿先锋环保科技有限责任公司-01-20年记录
Visit techgreen.com.cnWe analyzed Techgreen.com.cn page load time and found that the first response time was 4.8 sec and then it took 31.6 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 28 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
techgreen.com.cn performance score
name
value
score
weighting
Value3.4 s
39/100
10%
Value4.0 s
51/100
25%
Value6.5 s
39/100
10%
Value50 ms
100/100
30%
Value0.447
21/100
15%
Value4.0 s
88/100
10%
4827 ms
4804 ms
816 ms
1174 ms
1493 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 74% of them (55 requests) were addressed to the original Techgreen.com.cn, 23% (17 requests) were made to Sysimages.tq.cn and 1% (1 request) were made to Float2006.tq.cn. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Techgreen.com.cn.
Page size can be reduced by 318.6 kB (70%)
457.8 kB
139.1 kB
In fact, the total size of Techgreen.com.cn main page is 457.8 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. Javascripts take 219.6 kB which makes up the majority of the site volume.
Potential reduce by 51.9 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 23.8 kB, which is 42% 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 51.9 kB or 92% of the original size.
Potential reduce by 13.7 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, Techgreen needs image optimization as it can save up to 13.7 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 169.5 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 169.5 kB or 77% of the original size.
Potential reduce by 83.6 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. Techgreen.com.cn needs all CSS files to be minified and compressed as it can save up to 83.6 kB or 86% of the original size.
Number of requests can be reduced by 25 (56%)
45
20
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Techgreen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
techgreen.com.cn
4827 ms
k2.css
4804 ms
css3.css
816 ms
mod_css.css
1174 ms
techgreen.css
1493 ms
mootools-core.js
5658 ms
core.js
2530 ms
jquery.min.js
7134 ms
jquery-noconflict.js
1826 ms
jquery-migrate.min.js
2507 ms
k2.js
3909 ms
caption.js
3724 ms
bootstrap.min.js
5771 ms
isotope.min.js
5835 ms
liteaccordion.jquery.js
4624 ms
jquery.roundabout-1.0.min.js
8565 ms
jquery.easing.1.3.js
5851 ms
mod_css_roundabout.css
6013 ms
jquery.SuperSlide.js
6452 ms
template_comm.js
4293 ms
floatcard
6700 ms
index_topbg.jpg
20477 ms
qq.png
335 ms
tel01.png
1026 ms
topbg.png
339 ms
logo.png
2098 ms
navbg.png
1601 ms
01.jpg
20476 ms
02.jpg
20476 ms
03.jpg
20476 ms
04.jpg
20476 ms
05.jpg
20477 ms
06.jpg
20477 ms
more.png
20478 ms
solu.jpg
20480 ms
1698b847c2e4fe98c05adcdc9d420590_S.jpg
20481 ms
be28adfff47893c4519c1307dc6b8866_S.jpg
20483 ms
e9c724eeb5636d1c1c1a2c2e85d40377_S.jpg
20483 ms
6f43b5263fbba79c5962514b85d34738_S.jpg
20483 ms
39eee751af30032eeece2f48de2de4ba_S.jpg
20484 ms
9ecd376e5371efaef9aad9bc9143aed8_S.jpg
20486 ms
f710044bf79a4b1f5d8b085e5e5d9711_S.jpg
20486 ms
867519228d1d5325856fc61d710ded0e_S.jpg
20485 ms
fa55c8bad0e242eb7986dc1135b50adb_S.jpg
20486 ms
1c0ae2205709722b62e843abc0471a55_S.jpg
20486 ms
fc34f61d23b74be53ee07d469bd32064_S.jpg
20486 ms
01f1a05053c6242fcfa23075e5b963c1_S.jpg
20486 ms
787ae9ec9023a82f5aa7e4c1a64f73cb_S.jpg
20486 ms
feb4274796d93ff716e9650163a77fb8_S.jpg
20487 ms
af2ef6a0e2c9c528b09655df79f3b312_S.jpg
20487 ms
dian.jpg
20067 ms
anbg.jpg
19937 ms
zuo.png
20066 ms
you.png
20066 ms
picbg_07.jpg
20026 ms
icon.png
19976 ms
all_20100501.js
4454 ms
as.js
1715 ms
style.css
1649 ms
style.css
1640 ms
float.js
2318 ms
invite.js
3474 ms
icooff.gif
2245 ms
off.gif
588 ms
down.gif
671 ms
btm.gif
547 ms
head.gif
561 ms
body.gif
696 ms
bg_c2.png
6756 ms
accept_c2.png
1231 ms
message_c2.png
531 ms
call_c2.png
523 ms
refuse_c2.png
1289 ms
scriptonline.js
3900 ms
techgreen.com.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.
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
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.
techgreen.com.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Issues were logged in the Issues panel in Chrome Devtools
techgreen.com.cn SEO score
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
EN
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Techgreen.com.cn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Chinese language. Our system also found out that Techgreen.com.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.
techgreen.com.cn
Open Graph description is not detected on the main page of Techgreen. 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: