13.2 sec in total
423 ms
12.4 sec
454 ms
Click here to check amazing Certeg content. Otherwise, check out these important facts you probably never knew about certeg.com
China Certeg is one of the leading Steel pipe, Steel coil, roofing sheet, Sandwich panel, Steel profile manufacturers and suppliers in China, also supporting customized service. Be free to wholesale h...
Visit certeg.comWe analyzed Certeg.com page load time and found that the first response time was 423 ms and then it took 12.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
certeg.com performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value6.8 s
7/100
25%
Value9.0 s
14/100
10%
Value610 ms
49/100
30%
Value0.104
88/100
15%
Value8.5 s
37/100
10%
423 ms
771 ms
49 ms
92 ms
710 ms
Our browser made a total of 97 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Certeg.com, 71% (69 requests) were made to Cdn.multi-masters.com and 13% (13 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (8.7 sec) relates to the external source Cdn.multi-masters.com.
Page size can be reduced by 906.7 kB (8%)
11.4 MB
10.5 MB
In fact, the total size of Certeg.com main page is 11.4 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. 55% of websites need less resources to load. Images take 11.0 MB which makes up the majority of the site volume.
Potential reduce by 41.2 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. This page needs HTML code to be minified as it can gain 11.5 kB, which is 23% 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 41.2 kB or 83% of the original size.
Potential reduce by 826.2 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. Certeg images are well optimized though.
Potential reduce by 38.3 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 38.3 kB or 13% of the original size.
Potential reduce by 1.0 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. Certeg.com has all CSS files already compressed.
Number of requests can be reduced by 36 (38%)
94
58
The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Certeg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
certeg.com
423 ms
certeg.com
771 ms
gtm.js
49 ms
js
92 ms
swiper.min.css
710 ms
animate.min.css
728 ms
slider-pro.min.css
746 ms
common.css
754 ms
index.css
756 ms
jquery.min.js
795 ms
jquery.pagination.min.js
757 ms
jquery.sliderPro.min.js
759 ms
mt-tabpage.js
759 ms
swiper.animate1.0.3.min.js
767 ms
swiper.min.js
784 ms
common.js
773 ms
z_stat.php
1419 ms
js
46 ms
34 ms
46 ms
30 ms
31 ms
18 ms
1er6anvcb
182 ms
logo.png
18 ms
search-icon.png
268 ms
navBtn.png
17 ms
banner-1.jpg
1075 ms
20390a12-2af4-4dbe-b2d0-c487694a4a75.png
473 ms
banner3.jpg
380 ms
26ccae95-12ee-4f68-8240-1f9bd0be5ee1.jpg
3090 ms
banlistno-1.png
282 ms
banlistcheck-1.png
511 ms
banlistno-2.png
2369 ms
banlistcheck-2.png
772 ms
banlistno-3.png
1014 ms
banlistcheck-3.png
831 ms
banlistno-4.png
1210 ms
banlistcheck-4.png
1259 ms
first~1.jpg
1391 ms
steel-1.png
1487 ms
steel-2.png
1524 ms
steel-3.png
1534 ms
steel-4.png
2216 ms
steel-new~1.jpg
2994 ms
tab-1.png
2324 ms
tab-2.png
2064 ms
tab-3.png
2466 ms
tab-4.png
2633 ms
three.jpg
2640 ms
wall.png
2784 ms
door.png
3032 ms
panel.png
2926 ms
condensing%20unit.png
3246 ms
four.jpg
3478 ms
a3e7b0c6-2834-4a9f-9c8a-4a0be2247e71.jpg
4035 ms
6ad248ff-921d-4a6f-8da3-e46229cc0b01.jpg
3306 ms
29134a10-0afc-4af6-b048-434a860d77c7.jpg
3351 ms
42342582-9017-4a5b-9dea-4e5936a3b897.jpg
4117 ms
9b8d08b3-d356-427b-8dfe-f9ef63404282.jpg
3593 ms
valli-3.jpg
4044 ms
619d5655-e272-44b0-907d-085c0610f829.jpg
5073 ms
3dc8fde6-f280-454e-9ede-1dca1de131ea.jpg
5507 ms
7ef42133-456e-4ab5-9ecb-a7131008d624.jpg
6762 ms
2ec1d8f4-ddf6-4116-bdc5-5de23eeceecc.jpg
4100 ms
eda398d7-f94b-4d93-89a3-4cd3042c5c5a.jpg
4666 ms
e87c4e72-2ff5-4338-8045-8543c8054de4.jpg
4160 ms
stat.htm
4854 ms
c.js
862 ms
cate-1.jpg
4677 ms
jiantou.png
4469 ms
cate-2.jpg
8712 ms
cate-3.jpg
4867 ms
cate-4.jpg
6733 ms
cate-5-1.jpg
8710 ms
gongsi-icon.png
5833 ms
z_stat.php
309 ms
about.png
7712 ms
chenggong.png
5670 ms
shibai.png
5674 ms
stat.htm
3954 ms
facebookfoot.png
5616 ms
youtubifoot-icon.png
5253 ms
baf725d9-b27e-46d4-908c-1b7596e36805.jpg
5161 ms
contact-bgi.png
7153 ms
twk-arr-find-polyfill.js
171 ms
twk-object-values-polyfill.js
169 ms
twk-event-polyfill.js
173 ms
twk-entries-polyfill.js
185 ms
twk-iterator-polyfill.js
171 ms
twk-promise-polyfill.js
223 ms
twk-main.js
215 ms
twk-vendor.js
258 ms
twk-chunk-vendors.js
297 ms
twk-chunk-common.js
310 ms
twk-runtime.js
233 ms
twk-app.js
262 ms
certeg.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
certeg.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
Page has valid source maps
certeg.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Certeg.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Certeg.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.
certeg.com
Open Graph description is not detected on the main page of Certeg. 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: