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

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

lefengjewelry.en.alibaba.com

Company Overview - Guangzhou Lefeng Jewelry Co., Ltd.

Page Load Speed

2.5 sec in total

First Response

14 ms

Resources Loaded

2.2 sec

Page Rendered

338 ms

lefengjewelry.en.alibaba.com screenshot

About Website

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

Guangzhou Lefeng Jewelry Co., Ltd. Products:Necklace/Bracelet/Earring/Anklet/Ring

Visit lefengjewelry.en.alibaba.com

Key Findings

We analyzed Lefengjewelry.en.alibaba.com page load time and found that the first response time was 14 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

lefengjewelry.en.alibaba.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value3,920 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value25.4 s

0/100

10%

Network Requests Diagram

lefengjewelry.en.alibaba.com

14 ms

lefengjewelry.en.alibaba.com

398 ms

96 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

34 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

59 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Lefengjewelry.en.alibaba.com, 27% (11 requests) were made to S.alicdn.com and 12% (5 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (911 ms) relates to the external source Preview-lyj.aliyuncs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 889.8 kB (26%)

Content Size

3.4 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lefengjewelry.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. 35% of websites need less resources to load. Javascripts take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 616.5 kB

  • Original 734.5 kB
  • After minification 733.8 kB
  • After compression 118.1 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 616.5 kB or 84% of the original size.

Image Optimization

-11%

Potential reduce by 20.0 kB

  • Original 186.4 kB
  • After minification 166.4 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, Lefeng Jewelry En Alibaba needs image optimization as it can save up to 20.0 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

-10%

Potential reduce by 252.3 kB

  • Original 2.4 MB
  • After minification 2.4 MB
  • After compression 2.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 1.0 kB

  • Original 35.8 kB
  • After minification 35.8 kB
  • After compression 34.8 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. Lefengjewelry.en.alibaba.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (36%)

Requests Now

39

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lefeng Jewelry 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 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lefengjewelry.en.alibaba.com

lefengjewelry.en.alibaba.com

14 ms

lefengjewelry.en.alibaba.com

lefengjewelry.en.alibaba.com

398 ms

96 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

34 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

59 ms

index.js

index.js

51 ms

index.js

index.js

37 ms

renderHeader.js

renderHeader.js

41 ms

awsc.js

awsc.js

87 ms

10 ms

7.gif

7.gif

13 ms

et_n.js

et_n.js

7 ms

um.js

um.js

85 ms

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TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

59 ms

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TB1xF4lIkvoK1RjSZFDXXXY3pXa-574-92.png

56 ms

Hfea493105e7449b0abbb5c9f2ededadfM.jpg

Hfea493105e7449b0abbb5c9f2ededadfM.jpg

482 ms

TB1HFwHHVXXXXatXXXXXXXXXXXX.png

TB1HFwHHVXXXXatXXXXXXXXXXXX.png

54 ms

65b26f763a54401392510d4e5edf3b16

65b26f763a54401392510d4e5edf3b16

911 ms

H1ef1d931f08d46f587948f6d823275ae3.jpg

H1ef1d931f08d46f587948f6d823275ae3.jpg

466 ms

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Hf3c985ec6fc543b19d9a1ac8f1a1152aC.jpg

622 ms

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H6618e0e35707468dac6b21fc1914a14dm.jpg

183 ms

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Hd58559d4054e4a6fa8d7bbfbe72b5ca5r.jpg

355 ms

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H655f1167add14a318a34ced6164113e4a.jpg

512 ms

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TB1mkhLFFY7gK0jSZKzXXaikpXa-204-204.png

63 ms

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65 ms

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68 ms

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71 ms

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TB19Bnzn_tYBeNjy1XdXXXXyVXa-1920-1200.png

72 ms

TB1kuhcgQyWBuNjy0FpXXassXXa-18-16.svg

TB1kuhcgQyWBuNjy0FpXXassXXa-18-16.svg

83 ms

TB1VjDmgQyWBuNjy0FpXXassXXa-46-46.svg

TB1VjDmgQyWBuNjy0FpXXassXXa-46-46.svg

81 ms

wu.json

wu.json

300 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

27 ms

eg.js

eg.js

2 ms

font_992356_jz8e219lwqi.css

font_992356_jz8e219lwqi.css

331 ms

normalize.css

normalize.css

256 ms

index.css

index.css

379 ms

mtoplib.min.js

mtoplib.min.js

101 ms

uploaded.js

uploaded.js

11 ms

index.js

index.js

816 ms

index.js

index.js

4 ms

Accessibility Review

lefengjewelry.en.alibaba.com accessibility score

71

Accessibility Issues

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

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

lefengjewelry.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

lefengjewelry.en.alibaba.com SEO score

79

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

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 Lefengjewelry.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 Lefengjewelry.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

lefengjewelry.en.alibaba.com

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