Tools & Wizards About Us
yxvcn.com screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

yxvcn.com

针型阀,疏水阀,进口电磁阀,进口疏水阀,调节阀,防爆电磁阀,阿姆斯壮疏水阀，斯派莎克安全阀，世伟洛克针型阀，飞托克接头，飞托克针型阀，飞托克球阀，阿姆斯壮截止阀'

Page Load Speed

6 sec in total

First Response

881 ms

Resources Loaded

4.6 sec

Page Rendered

495 ms

yxvcn.com screenshot

About Website

Click here to check amazing Yxvcn content. Otherwise, check out these important facts you probably never knew about yxvcn.com

北京飞希尔阀门有限公司，质量保证,北京飞希尔阀门产品有：进口针型阀,疏水阀,进口电磁阀,进口球阀,防暴电磁阀,波纹管截止阀,进口疏水阀等系列。分别采用手动、气动、电动、电液联动等驱动方式。选用球铁、碳钢、不锈钢、合金钢、耐热钢等材质.

Visit yxvcn.com

Key Findings

We analyzed Yxvcn.com page load time and found that the first response time was 881 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

yxvcn.com performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

95/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

yxvcn.com

881 ms

webmain.css

239 ms

jquery-1.4.2.min.js

718 ms

jquery.KinSlideshow-1.2.1.js

467 ms

webtry_roll.js

467 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 97% of them (35 requests) were addressed to the original Yxvcn.com, 3% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Yxvcn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 57.8 kB (8%)

Content Size

730.6 kB

After Optimization

672.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yxvcn.com main page is 730.6 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. 20% of websites need less resources to load. Images take 663.7 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 19.2 kB

  • Original 25.8 kB
  • After minification 25.8 kB
  • After compression 6.6 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 19.2 kB or 74% of the original size.

Image Optimization

-4%

Potential reduce by 29.1 kB

  • Original 663.7 kB
  • After minification 634.6 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. Yxvcn images are well optimized though.

JavaScript Optimization

-24%

Potential reduce by 8.7 kB

  • Original 36.7 kB
  • After minification 36.7 kB
  • After compression 28.1 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 8.7 kB or 24% of the original size.

CSS Optimization

-20%

Potential reduce by 874 B

  • Original 4.4 kB
  • After minification 4.4 kB
  • After compression 3.5 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. Yxvcn.com needs all CSS files to be minified and compressed as it can save up to 874 B or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (9%)

Requests Now

34

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yxvcn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

yxvcn.com

yxvcn.com

881 ms

webmain.css

webmain.css

239 ms

jquery-1.4.2.min.js

jquery-1.4.2.min.js

718 ms

jquery.KinSlideshow-1.2.1.js

jquery.KinSlideshow-1.2.1.js

467 ms

webtry_roll.js

webtry_roll.js

467 ms

ddsmoothmenu.js

ddsmoothmenu.js

485 ms

7704980.js

7704980.js

543 ms

body_bg.gif

body_bg.gif

280 ms

logo.gif

logo.gif

335 ms

MainMenu_bg.gif

MainMenu_bg.gif

335 ms

mainmenu.gif

mainmenu.gif

321 ms

22.jpg

22.jpg

871 ms

33.jpg

33.jpg

1981 ms

44.jpg

44.jpg

1790 ms

55.jpg

55.jpg

2709 ms

66.jpg

66.jpg

739 ms

more.gif

more.gif

695 ms

13_online.gif

13_online.gif

1858 ms

index_AboutPic.jpg

index_AboutPic.jpg

1896 ms

419808656.jpg

419808656.jpg

2003 ms

321125018.jpg

321125018.jpg

2034 ms

37775477.jpg

37775477.jpg

2414 ms

1218189150.jpg

1218189150.jpg

2132 ms

1112750744.jpg

1112750744.jpg

2288 ms

92413354.jpg

92413354.jpg

2957 ms

829988049.jpg

829988049.jpg

2377 ms

825812817.jpg

825812817.jpg

2469 ms

banner_bg.gif

banner_bg.gif

2402 ms

v_line.gif

v_line.gif

2496 ms

site_title.gif

site_title.gif

2528 ms

searchbut.gif

searchbut.gif

2585 ms

v_line2.gif

v_line2.gif

2631 ms

product_arrow.gif

product_arrow.gif

2727 ms

copyright_bg.gif

copyright_bg.gif

2731 ms

down.gif

down.gif

2750 ms

40.png

40.png

2774 ms

Accessibility Review

yxvcn.com accessibility score

43

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

yxvcn.com best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

yxvcn.com SEO score

67

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yxvcn.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 Yxvcn.com main page’s claimed encoding is gb2312. 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.

Social Sharing Optimization

yxvcn.com

Open Graph description is not detected on the main page of Yxvcn. 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: