Tools & Wizards About Us
yazhoulong.en.alibaba.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

yazhoulong.en.alibaba.com

Company Overview - Shenzhen Yazhoulong Electronics Technology Co., Ltd.

Page Load Speed

2.2 sec in total

First Response

72 ms

Resources Loaded

2 sec

Page Rendered

167 ms

yazhoulong.en.alibaba.com screenshot

About Website

Welcome to yazhoulong.en.alibaba.com homepage info - get ready to check Yazhoulong En Alibaba best content for China right away, or after learning these important things about yazhoulong.en.alibaba.com

Shenzhen Yazhoulong Electronics Technology Co., Ltd. Products:Metal terminals,PCB Spacer Support,Cable Clamp,Plastic parts,insulation grain

Visit yazhoulong.en.alibaba.com

Key Findings

We analyzed Yazhoulong.en.alibaba.com page load time and found that the first response time was 72 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

yazhoulong.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value15.8 s

0/100

10%

TBT (Total Blocking Time)

Value6,970 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value26.6 s

0/100

10%

Network Requests Diagram

yazhoulong.en.alibaba.com

72 ms

yazhoulong.en.alibaba.com

385 ms

79 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

90 ms

index.js

275 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 7% of them (2 requests) were addressed to the original Yazhoulong.en.alibaba.com, 34% (10 requests) were made to Sc02.alicdn.com and 21% (6 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (997 ms) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 912.0 kB (48%)

Content Size

1.9 MB

After Optimization

971.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Yazhoulong.en.alibaba.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. 45% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 368.9 kB

  • Original 450.0 kB
  • After minification 449.3 kB
  • After compression 81.1 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 368.9 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.8 kB
  • After minification 4.8 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. Yazhoulong En Alibaba images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 543.1 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 885.3 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 543.1 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (70%)

Requests Now

27

After Optimization

8

  • AJAX
  • Images
  • JavaScript

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yazhoulong En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

yazhoulong.en.alibaba.com

yazhoulong.en.alibaba.com

72 ms

yazhoulong.en.alibaba.com

yazhoulong.en.alibaba.com

385 ms

79 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

90 ms

index.js

index.js

275 ms

index.js

index.js

204 ms

renderHeader.js

renderHeader.js

275 ms

awsc.js

awsc.js

174 ms

61 ms

H224b7ff82dc145b9a55c3f1c2c711012F.jpg

H224b7ff82dc145b9a55c3f1c2c711012F.jpg

509 ms

He8a0745d65b747dfb31b00979d30dc6dj.jpg

He8a0745d65b747dfb31b00979d30dc6dj.jpg

997 ms

H77149eaaee734e2abb13a0f80a5007306.jpg

H77149eaaee734e2abb13a0f80a5007306.jpg

400 ms

Hb99a9435eb464550a20bdcf73db90ecfK.jpg

Hb99a9435eb464550a20bdcf73db90ecfK.jpg

677 ms

Hd04c7612744f41ed9384bde0d5ae0091J.jpg

Hd04c7612744f41ed9384bde0d5ae0091J.jpg

596 ms

Hef7151b831d84865a5543df65cc0b64fX.jpg

Hef7151b831d84865a5543df65cc0b64fX.jpg

658 ms

Hf614af7301964086ae339d329710434bJ.jpg

Hf614af7301964086ae339d329710434bJ.jpg

730 ms

H05fccc9edbc044ac9da0b683197d8c00l.jpg

H05fccc9edbc044ac9da0b683197d8c00l.jpg

642 ms

H5bd090f4e7b647caa98fc011bfedc428y.jpg

H5bd090f4e7b647caa98fc011bfedc428y.jpg

770 ms

H3bad4b54a10144c4953f0e7ad804375bG.jpg

H3bad4b54a10144c4953f0e7ad804375bG.jpg

970 ms

Hba3127f2d7324b6485079fb5d6386d653.jpg

Hba3127f2d7324b6485079fb5d6386d653.jpg

877 ms

H913f713df22e4b8b9f288463321b2694H.jpg

H913f713df22e4b8b9f288463321b2694H.jpg

794 ms

7.gif

7.gif

129 ms

et_n.js

et_n.js

59 ms

um.js

um.js

158 ms

wu.json

wu.json

20 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

25 ms

eg.js

eg.js

5 ms

index.js

index.js

16 ms

Accessibility Review

yazhoulong.en.alibaba.com accessibility score

73

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

yazhoulong.en.alibaba.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

yazhoulong.en.alibaba.com SEO score

79

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

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

High

Document doesn't use legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yazhoulong.en.alibaba.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 Yazhoulong.en.alibaba.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.

Social Sharing Optimization

yazhoulong.en.alibaba.com

Open Graph data is detected on the main page of Yazhoulong En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: