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zsjiakang.en.alibaba.com screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 41

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

zsjiakang.en.alibaba.com

Zhongshan Tianfu Hardware Products Co., Ltd. - medium-duty caster, industrial caster

Page Load Speed

4.4 sec in total

First Response

79 ms

Resources Loaded

3.7 sec

Page Rendered

599 ms

zsjiakang.en.alibaba.com screenshot

About Website

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

Zhongshan Tianfu Hardware Products Co., Ltd., Experts in Manufacturing and Exporting medium-duty caster, industrial caster and 0 more Products.

Visit zsjiakang.en.alibaba.com

Key Findings

We analyzed Zsjiakang.en.alibaba.com page load time and found that the first response time was 79 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 70% of websites can load faster.

Performance Metrics

zsjiakang.en.alibaba.com performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value8,110 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.564

12/100

15%

TTI (Time to Interactive)

Value28.7 s

0/100

10%

Network Requests Diagram

zsjiakang.en.alibaba.com

79 ms

zsjiakang.en.alibaba.com

590 ms

79 ms

74 ms

header.css

130 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Zsjiakang.en.alibaba.com, 55% (49 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 (3 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (58%)

Content Size

3.4 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zsjiakang.en.alibaba.com main page is 3.4 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. 70% of websites need less resources to load. Javascripts take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 438.3 kB

  • Original 536.3 kB
  • After minification 532.4 kB
  • After compression 98.0 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 438.3 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 8.9 kB

  • Original 167.7 kB
  • After minification 158.8 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. Zsjiakang En Alibaba images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 1.2 MB

  • Original 2.3 MB
  • After minification 2.3 MB
  • After compression 1.1 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 1.2 MB or 52% of the original size.

CSS Optimization

-88%

Potential reduce by 283.6 kB

  • Original 321.6 kB
  • After minification 270.8 kB
  • After compression 38.0 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. Zsjiakang.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 283.6 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (62%)

Requests Now

78

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zsjiakang 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

zsjiakang.en.alibaba.com

zsjiakang.en.alibaba.com

79 ms

zsjiakang.en.alibaba.com

zsjiakang.en.alibaba.com

590 ms

79 ms

74 ms

header.css

header.css

130 ms

header.js

header.js

146 ms

71 ms

web-index.css

web-index.css

143 ms

web-index.css

web-index.css

146 ms

web-index.css

web-index.css

146 ms

web-index.css

web-index.css

242 ms

web-index.css

web-index.css

200 ms

399 ms

230 ms

index.js

index.js

229 ms

198 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

190 ms

H57270cc8751a414da6eff663e354c525V.jpg

H57270cc8751a414da6eff663e354c525V.jpg

294 ms

HTB1CyBzbyrxK1RkHFCcq6AQCVXaG.jpg_480x480.jpg

HTB1CyBzbyrxK1RkHFCcq6AQCVXaG.jpg_480x480.jpg

442 ms

H8771acc63f0a4f6ca0b1d870c5a7694b1.jpg_480x480.jpg

H8771acc63f0a4f6ca0b1d870c5a7694b1.jpg_480x480.jpg

736 ms

HTB1_c56LpXXXXa1apXXq6xXFXXX6.jpg_480x480.jpg

HTB1_c56LpXXXXa1apXXq6xXFXXX6.jpg_480x480.jpg

557 ms

H8e9d4522c2b9499c91cc1e0a0f31f3c1G.jpg_480x480.jpg

H8e9d4522c2b9499c91cc1e0a0f31f3c1G.jpg_480x480.jpg

848 ms

HTB1KaKyX0fvK1RjSspfq6zzXFXaL.jpg_480x480.jpg

HTB1KaKyX0fvK1RjSspfq6zzXFXaL.jpg_480x480.jpg

838 ms

HTB1CqFBKFXXXXbyXFXXq6xXFXXXW.jpg_480x480.jpg

HTB1CqFBKFXXXXbyXFXXq6xXFXXXW.jpg_480x480.jpg

943 ms

HTB1mqStX._rK1Rjy0Fcq6zEvVXaE.jpg_480x480.jpg

HTB1mqStX._rK1Rjy0Fcq6zEvVXaE.jpg_480x480.jpg

1081 ms

HTB13ofSbnjxK1Rjy0Fnq6yBaFXa1.jpg_480x480.jpg

HTB13ofSbnjxK1Rjy0Fnq6yBaFXa1.jpg_480x480.jpg

1013 ms

HTB1WqBlXPvuK1Rjy0Faq6x2aVXap.jpg_480x480.jpg

HTB1WqBlXPvuK1Rjy0Faq6x2aVXap.jpg_480x480.jpg

1229 ms

Heb61811d8d0444f7a12b051f16fd235fh.jpg_480x480.jpg

Heb61811d8d0444f7a12b051f16fd235fh.jpg_480x480.jpg

1408 ms

HTB1CqFBKFXXXXbyXFXXq6xXFXXXW.jpg_720x720.jpg

HTB1CqFBKFXXXXbyXFXXq6xXFXXXW.jpg_720x720.jpg

1407 ms

HTB1UXmlKVXXXXbvXVXXq6xXFXXX8.jpg_350x350.jpg

HTB1UXmlKVXXXXbvXVXXq6xXFXXX8.jpg_350x350.jpg

1386 ms

HTB10YAPKFXXXXXeXXXXq6xXFXXXR.jpg_350x350.jpg

HTB10YAPKFXXXXXeXXXXq6xXFXXXR.jpg_350x350.jpg

1544 ms

HTB1gg1eMVXXXXaWXFXXq6xXFXXXD.jpg_350x350.jpg

HTB1gg1eMVXXXXaWXFXXq6xXFXXXD.jpg_350x350.jpg

1500 ms

HTB1E6zbLpXXXXapaXXXq6xXFXXXF.jpg_350x350.jpg

HTB1E6zbLpXXXXapaXXXq6xXFXXXF.jpg_350x350.jpg

1363 ms

HTB18KqiMVXXXXXqXpXXq6xXFXXXO.jpg_350x350.jpg

HTB18KqiMVXXXXXqXpXXq6xXFXXXO.jpg_350x350.jpg

1948 ms

HTB1HaEJKFXXXXcnXXXXq6xXFXXXM.jpg_350x350.jpg

HTB1HaEJKFXXXXcnXXXXq6xXFXXXM.jpg_350x350.jpg

1956 ms

HTB1L8CvKVXXXXX_aXXXq6xXFXXXY.jpg_350x350.jpg

HTB1L8CvKVXXXXX_aXXXq6xXFXXXY.jpg_350x350.jpg

1996 ms

HTB1VgJwENSYBuNjSsphq6zGvVXaj.jpg_350x350.jpg

HTB1VgJwENSYBuNjSsphq6zGvVXaj.jpg_350x350.jpg

2065 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

187 ms

awsc.js

awsc.js

288 ms

80 ms

personTipsInfo.do

personTipsInfo.do

245 ms

eg.js

eg.js

198 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

1371 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

1379 ms

H4ae8109cf6d14d85815910eefe3852bdc.jpg

H4ae8109cf6d14d85815910eefe3852bdc.jpg

1786 ms

Hac25c1e281304c8aaca985049e1dc3bcv.jpg

Hac25c1e281304c8aaca985049e1dc3bcv.jpg

1764 ms

Hbcb1baf513f6443ba52f698a0136b22ao.jpg

Hbcb1baf513f6443ba52f698a0136b22ao.jpg

1878 ms

Hf17ace931ad1403794e47a3af2e2def3r.jpg

Hf17ace931ad1403794e47a3af2e2def3r.jpg

2951 ms

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

133 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

146 ms

roboto-regular.woff

roboto-regular.woff

1362 ms

roboto-medium.woff

roboto-medium.woff

1384 ms

roboto-light.woff

roboto-light.woff

1384 ms

roboto-thin.woff

roboto-thin.woff

1407 ms

roboto-bold.woff

roboto-bold.woff

1408 ms

icon-font.woff

icon-font.woff

1327 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

276 ms

36 ms

et_n.js

et_n.js

142 ms

um.js

um.js

299 ms

sc.globalxman.appscene

sc.globalxman.appscene

168 ms

index.js

index.js

133 ms

index.js

index.js

139 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

123 ms

7.gif

7.gif

126 ms

footer.css

footer.css

1207 ms

baxiaCommon.js

baxiaCommon.js

32 ms

rp

rp

982 ms

wu.json

wu.json

21 ms

um.json

um.json

56 ms

getUmid.do

getUmid.do

43 ms

light0.5x.png

light0.5x.png

72 ms

pages_version.html

pages_version.html

202 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

28 ms

defer-common.js

defer-common.js

30 ms

i.alicdn.com

i.alicdn.com

185 ms

index.js

index.js

180 ms

store-proxy.html

store-proxy.html

128 ms

countryCurrencyDataService

countryCurrencyDataService

196 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

99 ms

personRoleInfo.do

personRoleInfo.do

124 ms

notification.do

notification.do

177 ms

index.web.css

index.web.css

78 ms

index.web.js

index.web.js

86 ms

index.js

index.js

88 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

65 ms

availableSurveyQuery.json

availableSurveyQuery.json

47 ms

iconfont.woff

iconfont.woff

22 ms

iconfont.woff

iconfont.woff

22 ms

Accessibility Review

zsjiakang.en.alibaba.com accessibility score

41

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

zsjiakang.en.alibaba.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Missing source maps for large first-party JavaScript

SEO Factors

zsjiakang.en.alibaba.com SEO score

71

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

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 Zsjiakang.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 Zsjiakang.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

zsjiakang.en.alibaba.com

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