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

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

alextechnology.en.alibaba.com

Shenzhen Alex Technology Co., Ltd. - Open Ear Headphones, Bone Conduction Headphones

Page Load Speed

4.4 sec in total

First Response

14 ms

Resources Loaded

3.5 sec

Page Rendered

849 ms

alextechnology.en.alibaba.com screenshot

About Website

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

Shenzhen Alex Technology Co., Ltd., Experts in Manufacturing and Exporting Open Ear Headphones, Bone Conduction Headphones and 0 more Products.

Visit alextechnology.en.alibaba.com

Key Findings

We analyzed Alextechnology.en.alibaba.com page load time and found that the first response time was 14 ms 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

alextechnology.en.alibaba.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

76/100

10%

LCP (Largest Contentful Paint)

Value34.3 s

0/100

25%

SI (Speed Index)

Value17.6 s

0/100

10%

TBT (Total Blocking Time)

Value9,620 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.102

1/100

15%

TTI (Time to Interactive)

Value29.7 s

0/100

10%

Network Requests Diagram

alextechnology.en.alibaba.com

14 ms

alextechnology.en.alibaba.com

695 ms

80 ms

77 ms

header.css

139 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Alextechnology.en.alibaba.com, 34% (40 requests) were made to Sc02.alicdn.com and 28% (33 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (3 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.9 MB (62%)

Content Size

6.2 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alextechnology.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. 75% 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 5.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 451.5 kB

  • Original 551.1 kB
  • After minification 547.2 kB
  • After compression 99.6 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 451.5 kB or 82% of the original size.

Image Optimization

-11%

Potential reduce by 9.0 kB

  • Original 78.8 kB
  • After minification 69.8 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, Alex Technology 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

-60%

Potential reduce by 3.1 MB

  • Original 5.2 MB
  • After minification 5.2 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 3.1 MB or 60% of the original size.

CSS Optimization

-72%

Potential reduce by 293.5 kB

  • Original 407.2 kB
  • After minification 356.3 kB
  • After compression 113.6 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. Alextechnology.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 293.5 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (50%)

Requests Now

107

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alex Technology 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

alextechnology.en.alibaba.com

alextechnology.en.alibaba.com

14 ms

alextechnology.en.alibaba.com

alextechnology.en.alibaba.com

695 ms

80 ms

77 ms

header.css

header.css

139 ms

header.js

header.js

139 ms

198 ms

web-index.css

web-index.css

131 ms

web-index.css

web-index.css

136 ms

web-index.css

web-index.css

145 ms

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web-index.css

136 ms

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web-index.css

180 ms

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197 ms

335 ms

174 ms

index.js

index.js

191 ms

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1048 ms

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903 ms

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366 ms

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219 ms

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235 ms

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890 ms

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452 ms

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2551 ms

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749 ms

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1983 ms

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2979 ms

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1892 ms

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933 ms

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962 ms

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1078 ms

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1054 ms

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1093 ms

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1174 ms

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1241 ms

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1606 ms

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1640 ms

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1835 ms

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2051 ms

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1867 ms

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2064 ms

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2424 ms

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2036 ms

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2074 ms

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2383 ms

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2104 ms

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2107 ms

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2661 ms

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2578 ms

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2429 ms

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2704 ms

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2464 ms

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89 ms

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116 ms

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102 ms

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117 ms

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118 ms

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200 ms

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43 ms

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86 ms

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222 ms

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250 ms

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250 ms

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48 ms

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131 ms

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92 ms

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177 ms

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199 ms

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387 ms

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30 ms

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countryCurrencyDataService

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195 ms

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139 ms

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85 ms

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46 ms

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12 ms

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55 ms

getUmid.do

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9 ms

Accessibility Review

alextechnology.en.alibaba.com accessibility score

42

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

alextechnology.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

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

SEO Factors

alextechnology.en.alibaba.com SEO score

79

Search Engine Optimization Advices

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 Alextechnology.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 Alextechnology.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

alextechnology.en.alibaba.com

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