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

Report Summary

  • 25

    Performance

    Renders faster than
    44% 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

cnhighdrivetech.en.alibaba.com

Shenzhen Highdrive Tech Co., Ltd. - lithium battery, lithium polymer battery

Page Load Speed

7.9 sec in total

First Response

76 ms

Resources Loaded

7.5 sec

Page Rendered

329 ms

cnhighdrivetech.en.alibaba.com screenshot

About Website

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

Shenzhen Highdrive Tech Co., Ltd., Experts in Manufacturing and Exporting lithium battery, lithium polymer battery and 0 more Products.

Visit cnhighdrivetech.en.alibaba.com

Key Findings

We analyzed Cnhighdrivetech.en.alibaba.com page load time and found that the first response time was 76 ms and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

cnhighdrivetech.en.alibaba.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value13.7 s

2/100

10%

TBT (Total Blocking Time)

Value5,570 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.273

45/100

15%

TTI (Time to Interactive)

Value25.5 s

0/100

10%

Network Requests Diagram

cnhighdrivetech.en.alibaba.com

76 ms

cnhighdrivetech.en.alibaba.com

753 ms

61 ms

48 ms

48 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Cnhighdrivetech.en.alibaba.com, 42% (48 requests) were made to S.alicdn.com and 15% (17 requests) were made to Sc01.alicdn.com. The less responsive or slowest element that took the longest time to load (6.9 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.1 MB (64%)

Content Size

6.5 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cnhighdrivetech.en.alibaba.com main page is 6.5 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 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 541.8 kB

  • Original 649.2 kB
  • After minification 645.3 kB
  • After compression 107.4 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 541.8 kB or 83% of the original size.

Image Optimization

-16%

Potential reduce by 8.9 kB

  • Original 57.1 kB
  • After minification 48.2 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. Obviously, Cn Highdrive Tech En Alibaba needs image optimization as it can save up to 8.9 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 3.3 MB

  • Original 5.4 MB
  • After minification 5.4 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 3.3 MB or 61% of the original size.

CSS Optimization

-72%

Potential reduce by 284.5 kB

  • Original 396.2 kB
  • After minification 345.3 kB
  • After compression 111.7 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. Cnhighdrivetech.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 284.5 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 63 (61%)

Requests Now

103

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cn Highdrive 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 30 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cnhighdrivetech.en.alibaba.com

cnhighdrivetech.en.alibaba.com

76 ms

cnhighdrivetech.en.alibaba.com

cnhighdrivetech.en.alibaba.com

753 ms

61 ms

48 ms

48 ms

header.css

header.css

111 ms

header.js

header.js

120 ms

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108 ms

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107 ms

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120 ms

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162 ms

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120 ms

221 ms

113 ms

index.js

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186 ms

114 ms

awsc.js

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302 ms

140 ms

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1564 ms

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6140 ms

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2603 ms

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700 ms

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778 ms

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755 ms

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1018 ms

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1137 ms

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1633 ms

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757 ms

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6894 ms

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1017 ms

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212 ms

93 ms

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149 ms

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163 ms

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175 ms

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191 ms

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178 ms

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344 ms

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343 ms

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350 ms

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486 ms

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278 ms

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172 ms

personRoleInfo.do

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234 ms

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252 ms

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60 ms

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10 ms

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25 ms

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7 ms

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7 ms

data

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5 ms

Accessibility Review

cnhighdrivetech.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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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

cnhighdrivetech.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

cnhighdrivetech.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 Cnhighdrivetech.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 Cnhighdrivetech.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

cnhighdrivetech.en.alibaba.com

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