60.4 sec in total
10 sec
49.9 sec
390 ms
Visit pv18.com now to see the best up-to-date Pv 18 content and also check out these interesting facts you probably never knew about pv18.com
泵阀产业网是水泵、阀门企业专业网络营销平台,带来真空泵、离心泵、计量泵、齿轮泵、潜水泵、隔膜泵、电磁阀、球阀等泵阀产品的综合市场信息,致力打造泵阀行业优质门户。
Visit pv18.comWe analyzed Pv18.com page load time and found that the first response time was 10 sec and then it took 50.3 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. Unfortunately, there were 13 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
pv18.com performance score
name
value
score
weighting
Value2.4 s
70/100
10%
Value4.0 s
49/100
25%
Value2.8 s
96/100
10%
Value0 ms
100/100
30%
Value0.091
92/100
15%
Value2.4 s
98/100
10%
10043 ms
1831 ms
2851 ms
1570 ms
1564 ms
Our browser made a total of 164 requests to load all elements on the main page. We found that 71% of them (116 requests) were addressed to the original Pv18.com, 14% (23 requests) were made to Js.adm.cnzz.net and 6% (10 requests) were made to Cache.adm.cnzz.net. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Pv18.com.
Page size can be reduced by 176.9 kB (23%)
781.3 kB
604.5 kB
In fact, the total size of Pv18.com main page is 781.3 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. 35% of websites need less resources to load. Images take 608.4 kB which makes up the majority of the site volume.
Potential reduce by 79.4 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 79.4 kB or 81% of the original size.
Potential reduce by 45.0 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. Pv 18 images are well optimized though.
Potential reduce by 33.6 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 33.6 kB or 64% of the original size.
Potential reduce by 18.8 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. Pv18.com needs all CSS files to be minified and compressed as it can save up to 18.8 kB or 82% of the original size.
Number of requests can be reduced by 70 (48%)
147
77
The browser has sent 147 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pv 18. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and as a result speed up the page load time.
pv18.com
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pv18.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
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.
pv18.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Browser errors were logged to the console
pv18.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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pv18.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Pv18.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.
pv18.com
Open Graph description is not detected on the main page of Pv 18. 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: