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luyang.en.alibaba.com screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

luyang.en.alibaba.com

Luyang Energy-Saving Materials Co., Ltd. - Ceramic Fiber Products / Bio Soluble Products / Alumina Fiber Products / Insulating Firebrick / Rock Wool P...

Page Load Speed

4.2 sec in total

First Response

82 ms

Resources Loaded

3.7 sec

Page Rendered

402 ms

luyang.en.alibaba.com screenshot

About Website

Click here to check amazing Luyang En Alibaba content for China. Otherwise, check out these important facts you probably never knew about luyang.en.alibaba.com

Luyang Energy-Saving Materials Co., Ltd., Experts in Manufacturing and Exporting Ceramic Fiber Products / Bio Soluble Products / Alumina Fiber Products / Insulating Firebrick / Rock Wool Products / Mi...

Visit luyang.en.alibaba.com

Key Findings

We analyzed Luyang.en.alibaba.com page load time and found that the first response time was 82 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

luyang.en.alibaba.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

69/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value16.1 s

0/100

10%

TBT (Total Blocking Time)

Value9,770 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value28.3 s

0/100

10%

Network Requests Diagram

luyang.en.alibaba.com

82 ms

luyang.en.alibaba.com

433 ms

63 ms

60 ms

header.css

104 ms

Our browser made a total of 91 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Luyang.en.alibaba.com, 47% (43 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 (1.6 sec) relates to the external source Im.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.8 MB (61%)

Content Size

6.1 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Luyang.en.alibaba.com main page is 6.1 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 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 555.3 kB

  • Original 666.1 kB
  • After minification 662.0 kB
  • After compression 110.8 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 555.3 kB or 83% of the original size.

Image Optimization

-11%

Potential reduce by 9.0 kB

  • Original 82.1 kB
  • After minification 73.1 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, Luyang En Alibaba needs image optimization as it can save up to 9.0 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

-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

-64%

Potential reduce by 202.3 kB

  • Original 314.4 kB
  • After minification 263.6 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. Luyang.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 202.3 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (49%)

Requests Now

75

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luyang 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

luyang.en.alibaba.com

luyang.en.alibaba.com

82 ms

luyang.en.alibaba.com

luyang.en.alibaba.com

433 ms

63 ms

60 ms

header.css

header.css

104 ms

header.js

header.js

135 ms

191 ms

web-index.css

web-index.css

101 ms

web-index.css

web-index.css

110 ms

web-index.css

web-index.css

110 ms

web-index.css

web-index.css

111 ms

web-index.css

web-index.css

111 ms

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

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

131 ms

107 ms

103 ms

index.js

index.js

102 ms

104 ms

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

268 ms

H5d8460e4cd494a399d6889e7c80d4bc3Y.jpg

H5d8460e4cd494a399d6889e7c80d4bc3Y.jpg

629 ms

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

253 ms

TB1HFwHHVXXXXatXXXXXXXXXXXX.png

TB1HFwHHVXXXXatXXXXXXXXXXXX.png

92 ms

H35b7a82b7da34bef896326a5147e2206r.jpg

H35b7a82b7da34bef896326a5147e2206r.jpg

252 ms

Hdf71f2513dcc4638a9d59ae16852383cn.jpg_q80.jpg

Hdf71f2513dcc4638a9d59ae16852383cn.jpg_q80.jpg

252 ms

H291d368af80049589985c11e24883770f.jpg_480x480.jpg

H291d368af80049589985c11e24883770f.jpg_480x480.jpg

209 ms

H9dd8dcee632d4c3da4c53c4c42a83c80w.jpg_480x480.jpg

H9dd8dcee632d4c3da4c53c4c42a83c80w.jpg_480x480.jpg

209 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

267 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

279 ms

H19bf949ea054476ab5fd5b7613691ae2m.jpg

H19bf949ea054476ab5fd5b7613691ae2m.jpg

574 ms

H350023f61a5341b2b039b017b2494ac9s.jpg

H350023f61a5341b2b039b017b2494ac9s.jpg

576 ms

roboto-regular.woff

roboto-regular.woff

92 ms

roboto-medium.woff

roboto-medium.woff

93 ms

roboto-light.woff

roboto-light.woff

207 ms

roboto-thin.woff

roboto-thin.woff

206 ms

roboto-bold.woff

roboto-bold.woff

251 ms

H00daa9a0187942ba967fa41c3ccee557Z.jpg

H00daa9a0187942ba967fa41c3ccee557Z.jpg

427 ms

83 ms

Hfa1e969974114cd99f22a3b08d52cfe8v.jpg

Hfa1e969974114cd99f22a3b08d52cfe8v.jpg

559 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

221 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

220 ms

Hbd1dda329b4c4165a96f4a205a3c2efdk.jpg

Hbd1dda329b4c4165a96f4a205a3c2efdk.jpg

348 ms

Hc035344b55934ee0ab278576871081e2c.png

Hc035344b55934ee0ab278576871081e2c.png

421 ms

Hc9f24a37fae241a2bef6f7ba7d6095296.png

Hc9f24a37fae241a2bef6f7ba7d6095296.png

421 ms

Hdd11861ce7684e1dbcbad656f3b83657D.jpg

Hdd11861ce7684e1dbcbad656f3b83657D.jpg

420 ms

Ha39658891b1846f0a97185952ce7ee0eH.jpg

Ha39658891b1846f0a97185952ce7ee0eH.jpg

420 ms

H94bdcc6964694b99bb44b6dd9f4f317da.jpg

H94bdcc6964694b99bb44b6dd9f4f317da.jpg

420 ms

H2e1d3f5a7b154bae85e8f2f93d9eec32r.jpg

H2e1d3f5a7b154bae85e8f2f93d9eec32r.jpg

449 ms

Hae6e291727a346749f16f698d3d0c0a80.jpg

Hae6e291727a346749f16f698d3d0c0a80.jpg

560 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

250 ms

personTipsInfo.do

personTipsInfo.do

203 ms

awsc.js

awsc.js

171 ms

127 ms

icon-font.woff

icon-font.woff

283 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

180 ms

footer.css

footer.css

239 ms

eg.js

eg.js

38 ms

et_n.js

et_n.js

22 ms

um.js

um.js

109 ms

sc.globalxman.appscene

sc.globalxman.appscene

67 ms

index.js

index.js

177 ms

index.js

index.js

87 ms

7.gif

7.gif

53 ms

wu.json

wu.json

132 ms

light0.5x.png

light0.5x.png

59 ms

pages_version.html

pages_version.html

268 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

24 ms

defer-common.js

defer-common.js

69 ms

i.alicdn.com

i.alicdn.com

70 ms

index.js

index.js

36 ms

baxiaCommon.js

baxiaCommon.js

44 ms

rp

rp

970 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

248 ms

index.js

index.js

260 ms

store-proxy.html

store-proxy.html

342 ms

countryCurrencyDataService

countryCurrencyDataService

325 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

156 ms

personRoleInfo.do

personRoleInfo.do

144 ms

notification.do

notification.do

292 ms

index.js

index.js

67 ms

um.json

um.json

161 ms

index.web.css

index.web.css

124 ms

index.web.js

index.web.js

23 ms

availableSurveyQuery.json

availableSurveyQuery.json

93 ms

index.css

index.css

60 ms

getUmid.do

getUmid.do

38 ms

iconfont.woff

iconfont.woff

18 ms

iconfont.woff

iconfont.woff

16 ms

offline.gif

offline.gif

1553 ms

offline.gif

offline.gif

1471 ms

offline.gif

offline.gif

1036 ms

offline.gif

offline.gif

1034 ms

offline.gif

offline.gif

1009 ms

Accessibility Review

luyang.en.alibaba.com accessibility score

64

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Some elements have a [tabindex] value greater than 0

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

luyang.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

luyang.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 Luyang.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 Luyang.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

luyang.en.alibaba.com

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