4.7 sec in total
430 ms
3.6 sec
763 ms
Click here to check amazing Zhengfeng Valve content. Otherwise, check out these important facts you probably never knew about zhengfengvalve.com
As a professional China valve manufacturer, ZECO Valve supplies high-quality water valves, which are ISO, CE, WRAS, FM approved. Our valve products are also produced according to ANSI, AWWA, DIN, BS, ...
Visit zhengfengvalve.comWe analyzed Zhengfengvalve.com page load time and found that the first response time was 430 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
zhengfengvalve.com performance score
name
value
score
weighting
Value1.9 s
86/100
10%
Value2.5 s
89/100
25%
Value3.0 s
94/100
10%
Value50 ms
100/100
30%
Value0.453
20/100
15%
Value2.2 s
99/100
10%
430 ms
338 ms
314 ms
233 ms
234 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that all of those requests were addressed to Zhengfengvalve.com and no external sources were called. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Zhengfengvalve.com.
Page size can be reduced by 258.8 kB (14%)
1.9 MB
1.6 MB
In fact, the total size of Zhengfengvalve.com main page is 1.9 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. 30% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 73.3 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. This page needs HTML code to be minified as it can gain 21.1 kB, which is 25% 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 73.3 kB or 87% of the original size.
Potential reduce by 180.4 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. Obviously, Zhengfeng Valve needs image optimization as it can save up to 180.4 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 4.0 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. This website has mostly compressed JavaScripts.
Potential reduce by 947 B
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. Zhengfengvalve.com has all CSS files already compressed.
Number of requests can be reduced by 9 (24%)
38
29
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zhengfeng Valve. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
zhengfengvalve.com
430 ms
zhengfengvalve.com
338 ms
all.min.css-v=1.1.1.css
314 ms
pc-ff.css
233 ms
swiper.min.css
234 ms
jquery-1.10.2.min.js
346 ms
swiper.min.js
350 ms
sea.js
238 ms
kaka-1.0.0.js
462 ms
all.min.js
461 ms
traffic.js-t=1665820645
476 ms
font-awesome.css
244 ms
richtext.css
260 ms
animate.min.css
273 ms
i-global.png
106 ms
en.png
176 ms
zeco-valve-group.jpg
171 ms
professional-china-valve-products.jpg
626 ms
professional-china-valve-products.jpg
432 ms
water-control-valve_1634007361.jpg
438 ms
balancing-valve_1624519455.jpg
444 ms
gate-valve_1624519463.jpg
558 ms
air-valve_1624519092.jpg
539 ms
butterfly-valve_1624519474.jpg
809 ms
pressure-reducing-valve_1624515655.jpg
746 ms
pressure-relief-valve_1624516290.jpg
769 ms
manual-balancing-valve.jpg
859 ms
pressure-independent-control-valve.jpg
881 ms
combination-air-valve.jpg
864 ms
zeco-valve-group-video.jpg
1165 ms
case.jpg
1085 ms
building--construction-cases.jpg
1230 ms
water-valve-case.jpg
1208 ms
thermal-company-cases.jpg
1312 ms
public-transport-cases1.jpg
1315 ms
hospital--school-cases.png
2175 ms
industrial-cases.jpg
1590 ms
zeco-valve-news.jpg
1549 ms
quality-leading-chinese-brand.jpg
1467 ms
footer.jpg
1552 ms
i-fd-img.png
1554 ms
POPPINS-REGULAR.TTF
1940 ms
fontawesome-webfont.woff-v=4.7.0
1997 ms
TT1184M.TTF
1868 ms
POPPINS-MEDIUM.TTF
1982 ms
misc.php
1722 ms
zhengfengvalve.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
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.
zhengfengvalve.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
zhengfengvalve.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"UTF-8"
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zhengfengvalve.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 Zhengfengvalve.com main page’s claimed encoding is utf-8"utf-8". Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
zhengfengvalve.com
Open Graph data is detected on the main page of Zhengfeng Valve. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: