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zenpen.en.alibaba.com screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

zenpen.en.alibaba.com

Wenzhou Zenpen Electric Co., Ltd - Electrical Equipment (Switch, Socket

Page Load Speed

3.8 sec in total

First Response

251 ms

Resources Loaded

3.1 sec

Page Rendered

473 ms

zenpen.en.alibaba.com screenshot

About Website

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

Wenzhou Zenpen Electric Co., Ltd, Experts in Manufacturing and Exporting Electrical Equipment (Switch, Socket and 0 more Products.

Visit zenpen.en.alibaba.com

Key Findings

We analyzed Zenpen.en.alibaba.com page load time and found that the first response time was 251 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.

Performance Metrics

zenpen.en.alibaba.com performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value4,710 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.85

4/100

15%

TTI (Time to Interactive)

Value26.9 s

0/100

10%

Network Requests Diagram

zenpen.en.alibaba.com

251 ms

zenpen.en.alibaba.com

690 ms

130 ms

127 ms

header.css

185 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Zenpen.en.alibaba.com, 56% (48 requests) were made to S.alicdn.com and 8% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (54%)

Content Size

3.2 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zenpen.en.alibaba.com main page is 3.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 451.4 kB

  • Original 553.5 kB
  • After minification 549.6 kB
  • After compression 102.1 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 451.4 kB or 82% of the original size.

Image Optimization

-11%

Potential reduce by 8.9 kB

  • Original 78.4 kB
  • After minification 69.5 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, Zenpen En Alibaba needs image optimization as it can save up to 8.9 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-45%

Potential reduce by 1.0 MB

  • Original 2.3 MB
  • After minification 2.3 MB
  • After compression 1.3 MB

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 1.0 MB or 45% of the original size.

CSS Optimization

-85%

Potential reduce by 202.3 kB

  • Original 239.4 kB
  • After minification 188.5 kB
  • After compression 37.1 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. Zenpen.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 202.3 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (47%)

Requests Now

75

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zenpen 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 28 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zenpen.en.alibaba.com

zenpen.en.alibaba.com

251 ms

zenpen.en.alibaba.com

zenpen.en.alibaba.com

690 ms

130 ms

127 ms

header.css

header.css

185 ms

header.js

header.js

196 ms

17 ms

web-index.css

web-index.css

181 ms

web-index.css

web-index.css

182 ms

web-index.css

web-index.css

190 ms

web-index.css

web-index.css

237 ms

web-index.css

web-index.css

191 ms

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

192 ms

192 ms

186 ms

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

678 ms

H6cb330cf767741cd8519d6d08b1e5d6cJ.jpg

H6cb330cf767741cd8519d6d08b1e5d6cJ.jpg

441 ms

Haa25b3f8c948487c8bf3ce40f3c51ffcs.jpg

Haa25b3f8c948487c8bf3ce40f3c51ffcs.jpg

394 ms

Hcde1281d20c942a3a997bd75f90c3200k.jpg_q80.jpg

Hcde1281d20c942a3a997bd75f90c3200k.jpg_q80.jpg

160 ms

H89c629d60d194eca808619e2fd4ec870K.jpg_350x350.jpg

H89c629d60d194eca808619e2fd4ec870K.jpg_350x350.jpg

1596 ms

H1029d865259e4b6b84812bb7bf52a17fW.jpg_350x350.jpg

H1029d865259e4b6b84812bb7bf52a17fW.jpg_350x350.jpg

158 ms

H3481e506d7bf47328daee6f7176321f8Z.jpg_350x350.jpg

H3481e506d7bf47328daee6f7176321f8Z.jpg_350x350.jpg

179 ms

H1db374bc5a114e4792bbd279db55f53d1.jpg_350x350.jpg

H1db374bc5a114e4792bbd279db55f53d1.jpg_350x350.jpg

1702 ms

H1482b64c17e345c4b17abbe6ece2d621K.jpg_350x350.jpg

H1482b64c17e345c4b17abbe6ece2d621K.jpg_350x350.jpg

1637 ms

Hb51d10412af944bcaa287662589e6702M.jpg_350x350.jpg

Hb51d10412af944bcaa287662589e6702M.jpg_350x350.jpg

266 ms

Hbf673c6d3bd94d84b3bd905e55b16bf26.jpg_350x350.jpg

Hbf673c6d3bd94d84b3bd905e55b16bf26.jpg_350x350.jpg

389 ms

Hf66e0c520efa4972a067eaa8dec6c1c7y.jpg_350x350.jpg

Hf66e0c520efa4972a067eaa8dec6c1c7y.jpg_350x350.jpg

439 ms

HTB1KKOuKCzqK1RjSZFLq6An2XXa6.jpg_350x350.jpg

HTB1KKOuKCzqK1RjSZFLq6An2XXa6.jpg_350x350.jpg

439 ms

H3013be78f0e64ef1a9046256c09108abx.png_350x350.png

H3013be78f0e64ef1a9046256c09108abx.png_350x350.png

474 ms

H7fea776bfd8f494fa79d0bcc0ac1c455v.jpg_350x350.jpg

H7fea776bfd8f494fa79d0bcc0ac1c455v.jpg_350x350.jpg

639 ms

H52ae57263270409b85e768b155297885F.png_350x350.png

H52ae57263270409b85e768b155297885F.png_350x350.png

540 ms

Hb710bd261ccc4a1aa889f62f0e8118a96.jpg_350x350.jpg

Hb710bd261ccc4a1aa889f62f0e8118a96.jpg_350x350.jpg

660 ms

roboto-regular.woff

roboto-regular.woff

543 ms

roboto-medium.woff

roboto-medium.woff

559 ms

roboto-light.woff

roboto-light.woff

560 ms

roboto-thin.woff

roboto-thin.woff

561 ms

roboto-bold.woff

roboto-bold.woff

562 ms

awsc.js

awsc.js

154 ms

81 ms

personTipsInfo.do

personTipsInfo.do

407 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

474 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

477 ms

H651554a1584f4d6ba496648ee8d7a72dP.jpg

H651554a1584f4d6ba496648ee8d7a72dP.jpg

680 ms

H61d48300005a4316afc9e1a54f727691O.jpg

H61d48300005a4316afc9e1a54f727691O.jpg

2184 ms

He7cd352d84ee4fab9095f95d3d09f176b.jpg

He7cd352d84ee4fab9095f95d3d09f176b.jpg

678 ms

H3f4b868c7042433d89a8c844e515030cf.jpg

H3f4b868c7042433d89a8c844e515030cf.jpg

398 ms

eg.js

eg.js

70 ms

27 ms

index.js

index.js

660 ms

617 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

593 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

749 ms

icon-font.woff

icon-font.woff

611 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

326 ms

et_n.js

et_n.js

104 ms

um.js

um.js

216 ms

sc.globalxman.appscene

sc.globalxman.appscene

161 ms

index.js

index.js

132 ms

index.js

index.js

209 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

175 ms

7.gif

7.gif

207 ms

footer.css

footer.css

526 ms

baxiaCommon.js

baxiaCommon.js

78 ms

rp

rp

1494 ms

wu.json

wu.json

522 ms

light0.5x.png

light0.5x.png

71 ms

pages_version.html

pages_version.html

256 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

25 ms

defer-common.js

defer-common.js

97 ms

i.alicdn.com

i.alicdn.com

91 ms

index.js

index.js

27 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

287 ms

index.js

index.js

157 ms

store-proxy.html

store-proxy.html

118 ms

countryCurrencyDataService

countryCurrencyDataService

294 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

188 ms

personRoleInfo.do

personRoleInfo.do

177 ms

notification.do

notification.do

272 ms

um.json

um.json

127 ms

index.web.css

index.web.css

15 ms

index.web.js

index.web.js

32 ms

availableSurveyQuery.json

availableSurveyQuery.json

88 ms

getUmid.do

getUmid.do

40 ms

iconfont.woff

iconfont.woff

19 ms

iconfont.woff

iconfont.woff

4 ms

data

data

4 ms

Accessibility Review

zenpen.en.alibaba.com accessibility score

43

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

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.

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

zenpen.en.alibaba.com best practices score

83

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

SEO Factors

zenpen.en.alibaba.com SEO score

79

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

High

Document doesn't have a valid hreflang

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 Zenpen.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 Zenpen.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

zenpen.en.alibaba.com

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