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

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

foclink.en.alibaba.com

Shenzhen Foclink Communication Tech. Co., Ltd. - Fiber Optic Cable, Fiber Optic Equipment

Page Load Speed

4.7 sec in total

First Response

221 ms

Resources Loaded

3.8 sec

Page Rendered

729 ms

foclink.en.alibaba.com screenshot

About Website

Visit foclink.en.alibaba.com now to see the best up-to-date Foclink En Alibaba content for China and also check out these interesting facts you probably never knew about foclink.en.alibaba.com

Shenzhen Foclink Communication Tech. Co., Ltd., Experts in Manufacturing and Exporting Fiber Optic Cable, Fiber Optic Equipment and 0 more Products.

Visit foclink.en.alibaba.com

Key Findings

We analyzed Foclink.en.alibaba.com page load time and found that the first response time was 221 ms and then it took 4.5 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

foclink.en.alibaba.com performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value5,290 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.153

75/100

15%

TTI (Time to Interactive)

Value24.8 s

0/100

10%

Network Requests Diagram

foclink.en.alibaba.com

221 ms

foclink.en.alibaba.com

719 ms

71 ms

68 ms

header.css

134 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Foclink.en.alibaba.com, 24% (29 requests) were made to S.alicdn.com and 23% (27 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Im.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.0 MB (49%)

Content Size

8.1 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Foclink.en.alibaba.com main page is 8.1 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. Only a small number of websites need less resources to load. Javascripts take 6.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 371.7 kB

  • Original 463.6 kB
  • After minification 459.7 kB
  • After compression 91.9 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 371.7 kB or 80% of the original size.

Image Optimization

-21%

Potential reduce by 149.5 kB

  • Original 712.1 kB
  • After minification 562.6 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. Obviously, Foclink En Alibaba needs image optimization as it can save up to 149.5 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-48%

Potential reduce by 3.1 MB

  • Original 6.5 MB
  • After minification 6.5 MB
  • After compression 3.3 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 3.1 MB or 48% of the original size.

CSS Optimization

-67%

Potential reduce by 295.2 kB

  • Original 441.8 kB
  • After minification 390.9 kB
  • After compression 146.7 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. Foclink.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 295.2 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 55 (53%)

Requests Now

103

After Optimization

48

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Foclink 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 33 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

foclink.en.alibaba.com

foclink.en.alibaba.com

221 ms

foclink.en.alibaba.com

foclink.en.alibaba.com

719 ms

71 ms

68 ms

header.css

header.css

134 ms

header.js

header.js

140 ms

69 ms

web-index.css

web-index.css

131 ms

web-index.css

web-index.css

129 ms

web-index.css

web-index.css

145 ms

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

144 ms

215 ms

139 ms

index.js

index.js

139 ms

140 ms

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367 ms

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218 ms

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740 ms

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409 ms

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586 ms

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413 ms

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408 ms

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461 ms

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586 ms

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588 ms

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437 ms

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463 ms

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269 ms

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401 ms

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642 ms

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289 ms

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642 ms

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1068 ms

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399 ms

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951 ms

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458 ms

roboto-regular.woff

roboto-regular.woff

110 ms

roboto-medium.woff

roboto-medium.woff

137 ms

roboto-light.woff

roboto-light.woff

110 ms

roboto-thin.woff

roboto-thin.woff

135 ms

roboto-bold.woff

roboto-bold.woff

121 ms

awsc.js

awsc.js

367 ms

123 ms

cd0f88a9d2494efab8e7dd62dfff80ea

cd0f88a9d2494efab8e7dd62dfff80ea

1254 ms

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Duct-Direct-Buried-ADSS-GYTA-GYTS-GYXTW.jpg_350x350.jpg

770 ms

236 ms

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100Mbps-1-25G-10G-sfp-module-20km.jpg_350x350.jpg

527 ms

FTTH-PON-OLT-4-8-Ports-OLT.jpg_350x350.jpg

FTTH-PON-OLT-4-8-Ports-OLT.jpg_350x350.jpg

895 ms

FTTH-12-24-core-SC-FC-ST.png_350x350.png

FTTH-12-24-core-SC-FC-ST.png_350x350.png

530 ms

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Manufacturer-FTTH-Outdoor-144-288-576-Core.jpg_350x350.jpg

406 ms

Good-quality-10-100M-optical-Fiber-Media.jpg_350x350.jpg

Good-quality-10-100M-optical-Fiber-Media.jpg_350x350.jpg

898 ms

undefined

undefined

213 ms

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156 ms

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156 ms

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532 ms

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528 ms

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527 ms

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531 ms

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535 ms

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530 ms

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532 ms

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894 ms

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535 ms

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536 ms

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540 ms

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542 ms

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542 ms

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894 ms

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543 ms

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544 ms

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545 ms

personTipsInfo.do

personTipsInfo.do

317 ms

eg.js

eg.js

256 ms

icon-font.woff

icon-font.woff

170 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

208 ms

sc.globalxman.appscene

sc.globalxman.appscene

75 ms

footer.css

footer.css

63 ms

et_n.js

et_n.js

64 ms

um.js

um.js

184 ms

index.js

index.js

139 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

121 ms

index.js

index.js

115 ms

index.js

index.js

122 ms

light0.5x.png

light0.5x.png

65 ms

7.gif

7.gif

60 ms

baxiaCommon.js

baxiaCommon.js

38 ms

rp

rp

991 ms

index.css

index.css

16 ms

wu.json

wu.json

80 ms

pages_version.html

pages_version.html

150 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

61 ms

defer-common.js

defer-common.js

145 ms

i.alicdn.com

i.alicdn.com

305 ms

index.js

index.js

59 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

191 ms

um.json

um.json

166 ms

store-proxy.html

store-proxy.html

132 ms

countryCurrencyDataService

countryCurrencyDataService

131 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

82 ms

personRoleInfo.do

personRoleInfo.do

93 ms

notification.do

notification.do

177 ms

index.web.css

index.web.css

112 ms

index.web.js

index.web.js

123 ms

aksb.min.js

aksb.min.js

175 ms

getUmid.do

getUmid.do

81 ms

index.js

index.js

73 ms

iconfont.woff

iconfont.woff

73 ms

iconfont.woff

iconfont.woff

72 ms

availableSurveyQuery.json

availableSurveyQuery.json

47 ms

font_992356_jz8e219lwqi.css

font_992356_jz8e219lwqi.css

16 ms

normalize.css

normalize.css

968 ms

index.css

index.css

368 ms

mtoplib.min.js

mtoplib.min.js

9 ms

uploaded.js

uploaded.js

7 ms

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791 ms

offline.gif

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1588 ms

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1560 ms

offline.gif

offline.gif

1537 ms

offline.gif

offline.gif

1137 ms

offline.gif

offline.gif

1095 ms

Accessibility Review

foclink.en.alibaba.com accessibility score

66

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

foclink.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

User Experience

Impact

Issue

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

foclink.en.alibaba.com SEO score

86

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 uses 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 Foclink.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 Foclink.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

foclink.en.alibaba.com

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