Tools & Wizards About Us
hzc-electric.en.alibaba.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% 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

  • 71

    SEO

    Google-friendlier than
    30% of websites

hzc-electric.en.alibaba.com

Shenzhen Shyugj Technology Co., Ltd. - LED Dimmer Switch, Dimmer Switch

Page Load Speed

2.9 sec in total

First Response

9 ms

Resources Loaded

2.6 sec

Page Rendered

246 ms

hzc-electric.en.alibaba.com screenshot

About Website

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

Shenzhen Shyugj Technology Co., Ltd., Experts in Manufacturing and Exporting LED Dimmer Switch, Dimmer Switch and 0 more Products.

Visit hzc-electric.en.alibaba.com

Key Findings

We analyzed Hzc-electric.en.alibaba.com page load time and found that the first response time was 9 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

hzc-electric.en.alibaba.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value16.1 s

0/100

10%

TBT (Total Blocking Time)

Value9,910 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.103

89/100

15%

TTI (Time to Interactive)

Value30.4 s

0/100

10%

Network Requests Diagram

hzc-electric.en.alibaba.com

9 ms

hzc-electric.en.alibaba.com

770 ms

44 ms

67 ms

header.css

72 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Hzc-electric.en.alibaba.com, 31% (31 requests) were made to S.alicdn.com and 30% (30 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.2 MB (63%)

Content Size

6.7 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hzc-electric.en.alibaba.com main page is 6.7 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 5.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 513.0 kB

  • Original 613.8 kB
  • After minification 609.0 kB
  • After compression 100.7 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 513.0 kB or 84% of the original size.

Image Optimization

-46%

Potential reduce by 177.2 kB

  • Original 386.5 kB
  • After minification 209.3 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, Hzc Electric En Alibaba needs image optimization as it can save up to 177.2 kB or 46% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 3.2 MB

  • Original 5.3 MB
  • After minification 5.3 MB
  • After compression 2.1 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 3.2 MB or 61% of the original size.

CSS Optimization

-72%

Potential reduce by 295.8 kB

  • Original 408.6 kB
  • After minification 357.7 kB
  • After compression 112.8 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. Hzc-electric.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 295.8 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (52%)

Requests Now

88

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hzc Electric 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 29 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

hzc-electric.en.alibaba.com

hzc-electric.en.alibaba.com

9 ms

hzc-electric.en.alibaba.com

hzc-electric.en.alibaba.com

770 ms

44 ms

67 ms

header.css

header.css

72 ms

header.js

header.js

80 ms

77 ms

web-index.css

web-index.css

70 ms

web-index.css

web-index.css

79 ms

web-index.css

web-index.css

78 ms

web-index.css

web-index.css

119 ms

web-index.css

web-index.css

145 ms

122 ms

96 ms

index.js

index.js

95 ms

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290 ms

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289 ms

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132 ms

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1047 ms

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414 ms

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285 ms

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287 ms

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613 ms

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820 ms

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611 ms

awsc.js

awsc.js

108 ms

42 ms

personTipsInfo.do

personTipsInfo.do

102 ms

eg.js

eg.js

394 ms

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567 ms

48 ms

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305 ms

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613 ms

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614 ms

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938 ms

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556 ms

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614 ms

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691 ms

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703 ms

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778 ms

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791 ms

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745 ms

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1068 ms

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939 ms

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1217 ms

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1012 ms

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1045 ms

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1089 ms

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1013 ms

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1047 ms

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1186 ms

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1101 ms

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1092 ms

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42 ms

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19 ms

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674 ms

roboto-regular.woff

roboto-regular.woff

36 ms

roboto-medium.woff

roboto-medium.woff

14 ms

roboto-light.woff

roboto-light.woff

38 ms

roboto-thin.woff

roboto-thin.woff

24 ms

roboto-bold.woff

roboto-bold.woff

34 ms

et_n.js

et_n.js

27 ms

um.js

um.js

157 ms

index.js

index.js

185 ms

sc.globalxman.appscene

sc.globalxman.appscene

248 ms

28 ms

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298 ms

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323 ms

icon-font.woff

icon-font.woff

38 ms

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font_515771_xjdbujl2iu.woff

123 ms

wu.json

wu.json

303 ms

footer.css

footer.css

11 ms

light0.5x.png

light0.5x.png

43 ms

pages_version.html

pages_version.html

91 ms

defer-common.js

defer-common.js

530 ms

i.alicdn.com

i.alicdn.com

525 ms

index.js

index.js

12 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

66 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

163 ms

index.css

index.css

25 ms

index.web.css

index.web.css

83 ms

index.web.js

index.web.js

5 ms

availableSurveyQuery.json

availableSurveyQuery.json

196 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

16 ms

index.js

index.js

15 ms

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index.js

17 ms

7.gif

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5 ms

baxiaCommon.js

baxiaCommon.js

8 ms

rp

rp

1245 ms

um.json

um.json

54 ms

getUmid.do

getUmid.do

7 ms

index.js

index.js

118 ms

store-proxy.html

store-proxy.html

93 ms

countryCurrencyDataService

countryCurrencyDataService

110 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

68 ms

personRoleInfo.do

personRoleInfo.do

64 ms

notification.do

notification.do

74 ms

iconfont.woff

iconfont.woff

3 ms

iconfont.woff

iconfont.woff

15 ms

Accessibility Review

hzc-electric.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

hzc-electric.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

hzc-electric.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 Hzc-electric.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 Hzc-electric.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

hzc-electric.en.alibaba.com

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