3.9 sec in total
366 ms
3.4 sec
164 ms
Click here to check amazing Zs Oilfieldequip content. Otherwise, check out these important facts you probably never knew about zs-oilfieldequip.com
Puyang Zhongshi Group is API 10D certificated casing centralizer manufacturer in China, supply casing centralizer, rigid centralizer, bow centralizer, float equipment and cementing plugs.
Visit zs-oilfieldequip.comWe analyzed Zs-oilfieldequip.com page load time and found that the first response time was 366 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
zs-oilfieldequip.com performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value10.9 s
0/100
25%
Value7.3 s
28/100
10%
Value90 ms
99/100
30%
Value0
100/100
15%
Value9.5 s
30/100
10%
366 ms
265 ms
539 ms
1786 ms
65 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 78% of them (35 requests) were addressed to the original Zs-oilfieldequip.com, 4% (2 requests) were made to Google-analytics.com and 4% (2 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source A.yunshipei.com.
Page size can be reduced by 116.6 kB (17%)
704.3 kB
587.7 kB
In fact, the total size of Zs-oilfieldequip.com main page is 704.3 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 483.1 kB which makes up the majority of the site volume.
Potential reduce by 23.3 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 23.3 kB or 83% of the original size.
Potential reduce by 3.4 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. Zs Oilfieldequip images are well optimized though.
Potential reduce by 76.1 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 76.1 kB or 43% of the original size.
Potential reduce by 13.8 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. Zs-oilfieldequip.com needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 78% of the original size.
Number of requests can be reduced by 18 (44%)
41
23
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zs Oilfieldequip. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
zs-oilfieldequip.com
366 ms
zs-oilfieldequip.com
265 ms
www.zs-oilfieldequip.com
539 ms
allmobilize.min.js
1786 ms
style.css
65 ms
jquery-1.6.4.min.js
193 ms
search_news1.js
188 ms
rfd.js
189 ms
script.js
189 ms
alixixi.js
193 ms
randomimgplayer.js
256 ms
conversion.js
48 ms
analytics.js
26 ms
headerbg.jpg
66 ms
menubg.png
67 ms
logo.png
66 ms
go.png
72 ms
libg.png
72 ms
banner1.jpg
316 ms
2.jpg
254 ms
3.jpg
253 ms
shadow.jpg
192 ms
mainbg_line.png
193 ms
indexnewsli.png
193 ms
sheji.jpg
254 ms
tab_left.png
198 ms
single-piece-casing-centralizer20150914_1_.jpg
198 ms
hinged-non-welded-positive-casing-centralizer.jpg
265 ms
single-double-valve-float-collar.jpg
266 ms
conventional-single-plug-cementing-head.jpg
317 ms
conventional-double-plugs-cementing-head.jpg
316 ms
slip-on-canvas-cementing-basket-01.jpg
317 ms
stage-collar-01.jpg
325 ms
non-rotating-bottom-cementing-plug.jpg
326 ms
tab_right.png
375 ms
contactbg.png
378 ms
rfd.jpg
366 ms
probg_map.jpg
369 ms
39 ms
collect
16 ms
collect
28 ms
js
64 ms
33 ms
ga-audiences
45 ms
dc.js
4 ms
zs-oilfieldequip.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.
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
Form elements do not have associated labels
Links do not have a discernible name
zs-oilfieldequip.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
Issues were logged in the Issues panel in Chrome Devtools
zs-oilfieldequip.com 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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zs-oilfieldequip.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Zs-oilfieldequip.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.
zs-oilfieldequip.com
Open Graph description is not detected on the main page of Zs Oilfieldequip. 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: