Tools & Wizards About Us
lutou-tech.en.alibaba.com screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

lutou-tech.en.alibaba.com

Lutou Technology (Shenzhen) Co., Ltd. - Spot Lights, LED Bulbs

Page Load Speed

3 sec in total

First Response

239 ms

Resources Loaded

2.1 sec

Page Rendered

692 ms

lutou-tech.en.alibaba.com screenshot

About Website

Click here to check amazing Lutou Tech En Alibaba content for China. Otherwise, check out these important facts you probably never knew about lutou-tech.en.alibaba.com

Lutou Technology (Shenzhen) Co., Ltd., Experts in Manufacturing and Exporting Spot Lights, LED Bulbs and 0 more Products.

Visit lutou-tech.en.alibaba.com

Key Findings

We analyzed Lutou-tech.en.alibaba.com page load time and found that the first response time was 239 ms and then it took 2.8 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

lutou-tech.en.alibaba.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value16.0 s

0/100

10%

TBT (Total Blocking Time)

Value4,630 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.05

99/100

15%

TTI (Time to Interactive)

Value26.2 s

0/100

10%

Network Requests Diagram

lutou-tech.en.alibaba.com

239 ms

lutou-tech.en.alibaba.com

669 ms

70 ms

66 ms

header.css

68 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Lutou-tech.en.alibaba.com, 35% (32 requests) were made to S.alicdn.com and 18% (17 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (965 ms) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.6 MB (58%)

Content Size

6.2 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lutou-tech.en.alibaba.com main page is 6.2 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 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 361.3 kB

  • Original 444.9 kB
  • After minification 441.0 kB
  • After compression 83.6 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 361.3 kB or 81% of the original size.

Image Optimization

-5%

Potential reduce by 17.3 kB

  • Original 344.5 kB
  • After minification 327.2 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. Lutou Tech En Alibaba images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 3.0 MB

  • Original 5.1 MB
  • After minification 5.1 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 3.0 MB or 59% of the original size.

CSS Optimization

-65%

Potential reduce by 211.7 kB

  • Original 323.8 kB
  • After minification 272.9 kB
  • After compression 112.1 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. Lutou-tech.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 211.7 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (53%)

Requests Now

81

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lutou Tech 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

lutou-tech.en.alibaba.com

lutou-tech.en.alibaba.com

239 ms

lutou-tech.en.alibaba.com

lutou-tech.en.alibaba.com

669 ms

70 ms

66 ms

header.css

header.css

68 ms

header.js

header.js

142 ms

63 ms

web-index.css

web-index.css

66 ms

web-index.css

web-index.css

125 ms

web-index.css

web-index.css

129 ms

web-index.css

web-index.css

126 ms

web-index.css

web-index.css

126 ms

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

127 ms

141 ms

125 ms

index.js

index.js

137 ms

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O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

196 ms

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Hbcf8a7d1438541a6a43a468dc736d3d1G.png

126 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

74 ms

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TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

33 ms

H6bc5a908dd3549f6adf6ab1d2208858a3.jpg_q80.jpg

H6bc5a908dd3549f6adf6ab1d2208858a3.jpg_q80.jpg

851 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

223 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

225 ms

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TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

373 ms

Ha7f34a6cb09d4cea9baa8e103e6de53fQ.jpg

Ha7f34a6cb09d4cea9baa8e103e6de53fQ.jpg

124 ms

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Hada17476321a474bac9aea8fb32418efo.jpg

592 ms

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Hb9f54a9dd50349349f1f25e48e038efdz.jpg

124 ms

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H8e9e1480fcff420fa71cf46bd5f1974fS.jpg

152 ms

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H51b2a314009e459fa057e50c062f9684T.jpg

183 ms

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Hd4ec9af535964783a2aa2cb1226b1a22O.jpg

193 ms

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H2716c64281884d5c9e6fd9348ac15940a.jpg

194 ms

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H78b595ce8e6f42ab8eac8f05bc06589dD.jpg

193 ms

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H1941873794c24b2f878c8923a1e45a9a8.jpg

193 ms

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H2f8ae8306bf94025a005da462fd4c05bP.jpg

203 ms

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H801797f6471c48b78c12c41f2ecc1364Q.jpg

224 ms

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Hab74924b69e4425394d3d9f7f621896db.jpg

221 ms

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H2cb32d0625bd4c1b9c7fded598b6a236B.jpg

211 ms

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H912bb4ac4593481b886caa1b5570d64bb.jpg

219 ms

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He7cde40955324f58b899bf2f72c74181T.jpg

220 ms

H5e8a7779258c410a9d6d10e7a8d53fc9W.jpg

H5e8a7779258c410a9d6d10e7a8d53fc9W.jpg

371 ms

roboto-regular.woff

roboto-regular.woff

74 ms

roboto-medium.woff

roboto-medium.woff

73 ms

roboto-light.woff

roboto-light.woff

72 ms

roboto-thin.woff

roboto-thin.woff

72 ms

roboto-bold.woff

roboto-bold.woff

86 ms

awsc.js

awsc.js

175 ms

84 ms

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H4c0129eba6b14e0997771cdc689400406.jpg

298 ms

100 ms

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H9d8415fbe7f7464a93c606b03f88aedcj.jpg

348 ms

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H55365dfe925c420cbe31984fe7f27a88t.jpg

351 ms

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H33a8174781d34773b9b697a455163d44L.jpg

548 ms

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H9cc00591b8234cfc94b6e8c3c97cc179a.jpg

294 ms

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O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

348 ms

personTipsInfo.do

personTipsInfo.do

158 ms

eg.js

eg.js

125 ms

sc.globalxman.appscene

sc.globalxman.appscene

137 ms

icon-font.woff

icon-font.woff

24 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

192 ms

et_n.js

et_n.js

38 ms

um.js

um.js

130 ms

footer.css

footer.css

37 ms

113 ms

light0.5x.png

light0.5x.png

58 ms

pages_version.html

pages_version.html

265 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

46 ms

defer-common.js

defer-common.js

120 ms

i.alicdn.com

i.alicdn.com

119 ms

index.js

index.js

42 ms

index.js

index.js

80 ms

index.js

index.js

79 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

65 ms

7.gif

7.gif

65 ms

wu.json

wu.json

190 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

173 ms

baxiaCommon.js

baxiaCommon.js

19 ms

rp

rp

965 ms

store-proxy.html

store-proxy.html

128 ms

countryCurrencyDataService

countryCurrencyDataService

130 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

96 ms

personRoleInfo.do

personRoleInfo.do

85 ms

notification.do

notification.do

109 ms

index.js

index.js

22 ms

index.web.css

index.web.css

14 ms

index.web.js

index.web.js

28 ms

availableSurveyQuery.json

availableSurveyQuery.json

56 ms

iconfont.woff

iconfont.woff

46 ms

iconfont.woff

iconfont.woff

21 ms

um.json

um.json

54 ms

getUmid.do

getUmid.do

9 ms

index.js

index.js

29 ms

index.css

index.css

7 ms

Accessibility Review

lutou-tech.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

lutou-tech.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

lutou-tech.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 Lutou-tech.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 Lutou-tech.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

lutou-tech.en.alibaba.com

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