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

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

dynavoltbike.en.alibaba.com

Suzhou Dynavolt Intelligent Vehicle Technology Co., Ltd. - Electric Scooter, Electric Bicycle

Page Load Speed

2.8 sec in total

First Response

11 ms

Resources Loaded

2.3 sec

Page Rendered

519 ms

dynavoltbike.en.alibaba.com screenshot

About Website

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

Suzhou Dynavolt Intelligent Vehicle Technology Co., Ltd., Experts in Manufacturing and Exporting Electric Scooter, Electric Bicycle and 0 more Products.

Visit dynavoltbike.en.alibaba.com

Key Findings

We analyzed Dynavoltbike.en.alibaba.com page load time and found that the first response time was 11 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

dynavoltbike.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value11.6 s

0/100

25%

SI (Speed Index)

Value15.8 s

0/100

10%

TBT (Total Blocking Time)

Value5,320 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.061

97/100

15%

TTI (Time to Interactive)

Value26.4 s

0/100

10%

Network Requests Diagram

dynavoltbike.en.alibaba.com

11 ms

dynavoltbike.en.alibaba.com

631 ms

63 ms

63 ms

header.css

59 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Dynavoltbike.en.alibaba.com, 32% (35 requests) were made to S.alicdn.com and 31% (33 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.0 MB (63%)

Content Size

6.4 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dynavoltbike.en.alibaba.com main page is 6.4 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. 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

-81%

Potential reduce by 394.2 kB

  • Original 485.1 kB
  • After minification 479.1 kB
  • After compression 90.9 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 394.2 kB or 81% of the original size.

Image Optimization

-8%

Potential reduce by 9.2 kB

  • Original 109.2 kB
  • After minification 100.0 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. Dynavolt Bike En Alibaba images are well optimized though.

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 283.7 kB

  • Original 396.6 kB
  • After minification 345.8 kB
  • After compression 113.0 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. Dynavoltbike.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 283.7 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (47%)

Requests Now

97

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dynavolt Bike 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

dynavoltbike.en.alibaba.com

dynavoltbike.en.alibaba.com

11 ms

dynavoltbike.en.alibaba.com

dynavoltbike.en.alibaba.com

631 ms

63 ms

63 ms

header.css

header.css

59 ms

header.js

header.js

129 ms

185 ms

web-index.css

web-index.css

128 ms

web-index.css

web-index.css

177 ms

web-index.css

web-index.css

684 ms

web-index.css

web-index.css

178 ms

web-index.css

web-index.css

178 ms

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179 ms

252 ms

168 ms

index.js

index.js

166 ms

186 ms

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352 ms

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157 ms

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98 ms

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92 ms

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159 ms

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360 ms

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302 ms

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341 ms

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309 ms

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318 ms

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427 ms

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455 ms

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864 ms

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514 ms

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427 ms

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669 ms

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478 ms

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910 ms

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1221 ms

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511 ms

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650 ms

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425 ms

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548 ms

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roboto-regular.woff

126 ms

roboto-medium.woff

roboto-medium.woff

107 ms

roboto-light.woff

roboto-light.woff

138 ms

roboto-thin.woff

roboto-thin.woff

146 ms

roboto-bold.woff

roboto-bold.woff

141 ms

personTipsInfo.do

personTipsInfo.do

104 ms

awsc.js

awsc.js

80 ms

32 ms

eg.js

eg.js

30 ms

et_n.js

et_n.js

11 ms

um.js

um.js

79 ms

7.gif

7.gif

52 ms

index.js

index.js

53 ms

index.js

index.js

62 ms

wu.json

wu.json

33 ms

baxiaCommon.js

baxiaCommon.js

14 ms

rp

rp

1178 ms

fsp.1.1

fsp.1.1

1183 ms

um.json

um.json

60 ms

getUmid.do

getUmid.do

32 ms

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512 ms

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62 ms

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64 ms

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63 ms

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67 ms

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65 ms

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67 ms

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77 ms

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68 ms

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68 ms

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69 ms

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70 ms

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72 ms

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72 ms

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73 ms

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213 ms

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62 ms

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627 ms

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627 ms

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1173 ms

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5 ms

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135 ms

32 ms

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26 ms

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5 ms

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58 ms

pages_version.html

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81 ms

sc.sc_header_footer.schd_coms

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17 ms

defer-common.js

defer-common.js

82 ms

i.alicdn.com

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74 ms

index.js

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24 ms

need_show_cookie_setting.do

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22 ms

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203 ms

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175 ms

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164 ms

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store-proxy.html

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139 ms

countryCurrencyDataService

countryCurrencyDataService

268 ms

sc.sc_header_footer.sc_hds

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121 ms

personRoleInfo.do

personRoleInfo.do

222 ms

notification.do

notification.do

261 ms

index.css

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147 ms

availableSurveyQuery.json

availableSurveyQuery.json

53 ms

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3 ms

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13 ms

data

data

5 ms

Accessibility Review

dynavoltbike.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

dynavoltbike.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

dynavoltbike.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 Dynavoltbike.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 Dynavoltbike.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

dynavoltbike.en.alibaba.com

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