Tools & Wizards About Us
cnhuaer.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

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

cnhuaer.en.alibaba.com

Company Overview - Zhengzhou Huaer Electro-Optics Technology Co., Ltd.

Page Load Speed

5.9 sec in total

First Response

1.5 sec

Resources Loaded

4 sec

Page Rendered

379 ms

cnhuaer.en.alibaba.com screenshot

About Website

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

Zhengzhou Huaer Electro-Optics Technology Co., Ltd. Products:Home Teeth Whitening Kit/Professional Teeth Whitening Kit/Teeth Whitening Gels/Teeth Whitening Pen/Teeth Whitening Strips, Teeth Whitening ...

Visit cnhuaer.en.alibaba.com

Key Findings

We analyzed Cnhuaer.en.alibaba.com page load time and found that the first response time was 1.5 sec and then it took 4.4 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

cnhuaer.en.alibaba.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value12.7 s

3/100

10%

TBT (Total Blocking Time)

Value4,410 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value26.8 s

0/100

10%

Network Requests Diagram

cnhuaer.en.alibaba.com

1530 ms

cnhuaer.en.alibaba.com

248 ms

53 ms

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

63 ms

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

287 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Cnhuaer.en.alibaba.com, 51% (27 requests) were made to Sc02.alicdn.com and 21% (11 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 886.4 kB (46%)

Content Size

1.9 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cnhuaer.en.alibaba.com main page is 1.9 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. 40% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 464.6 kB

  • Original 558.7 kB
  • After minification 558.0 kB
  • After compression 94.1 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 464.6 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 7 B

  • Original 34.7 kB
  • After minification 34.6 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. Cn Huaer En Alibaba images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 421.8 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 927.1 kB

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 421.8 kB or 31% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (41%)

Requests Now

51

After Optimization

30

  • AJAX
  • Images
  • JavaScript

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cn Huaer 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 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cnhuaer.en.alibaba.com

cnhuaer.en.alibaba.com

1530 ms

cnhuaer.en.alibaba.com

cnhuaer.en.alibaba.com

248 ms

53 ms

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

63 ms

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

287 ms

index.js

index.js

91 ms

index.js

index.js

64 ms

renderHeader.js

renderHeader.js

89 ms

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809 ms

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231 ms

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752 ms

awsc.js

awsc.js

86 ms

10 ms

7.gif

7.gif

182 ms

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124 ms

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680 ms

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1302 ms

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598 ms

s.gif

s.gif

16 ms

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613 ms

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611 ms

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554 ms

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507 ms

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678 ms

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540 ms

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704 ms

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730 ms

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1031 ms

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923 ms

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1008 ms

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1146 ms

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1404 ms

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1045 ms

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1788 ms

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1512 ms

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1432 ms

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1334 ms

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1493 ms

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1606 ms

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1947 ms

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1858 ms

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1819 ms

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2167 ms

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1962 ms

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2090 ms

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2229 ms

et_n.js

et_n.js

5 ms

um.js

um.js

86 ms

wu.json

wu.json

470 ms

um.json

um.json

54 ms

getUmid.do

getUmid.do

562 ms

eg.js

eg.js

4 ms

index.js

index.js

3 ms

Accessibility Review

cnhuaer.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

cnhuaer.en.alibaba.com best practices score

92

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

Missing source maps for large first-party JavaScript

SEO Factors

cnhuaer.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 Cnhuaer.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 Cnhuaer.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

cnhuaer.en.alibaba.com

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