Tools & Wizards About Us
zundrive.com screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 39

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

zundrive.com

China famous manufacturer of AC drive, solar pump inverter, good quality and low price

Page Load Speed

4 sec in total

First Response

1.3 sec

Resources Loaded

2.6 sec

Page Rendered

155 ms

zundrive.com screenshot

About Website

Welcome to zundrive.com homepage info - get ready to check Zun Drive best content right away, or after learning these important things about zundrive.com

A famous China brand manufacturer of Motor speed AC drive, solar pump inverter, soft starter, focusing on motor control, automation control for more than 20 years

Visit zundrive.com

Key Findings

We analyzed Zundrive.com page load time and found that the first response time was 1.3 sec and then it took 2.7 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

zundrive.com performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

92/100

25%

SI (Speed Index)

Value3.8 s

84/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value2.4 s

99/100

10%

Network Requests Diagram

zundrive.com

1256 ms

style.css

63 ms

jquery-1[1].2.6.pack.js

178 ms

addthis_widget.js

43 ms

cycle_image.js

122 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 86% of them (24 requests) were addressed to the original Zundrive.com, 7% (2 requests) were made to S7.addthis.com and 7% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Zundrive.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 35.2 kB (10%)

Content Size

353.7 kB

After Optimization

318.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zundrive.com main page is 353.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 295.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 15.3 kB

  • Original 19.8 kB
  • After minification 18.6 kB
  • After compression 4.4 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 15.3 kB or 78% of the original size.

Image Optimization

-5%

Potential reduce by 15.7 kB

  • Original 295.2 kB
  • After minification 279.5 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. Zun Drive images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 3.6 kB

  • Original 37.1 kB
  • After minification 36.0 kB
  • After compression 33.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-33%

Potential reduce by 538 B

  • Original 1.6 kB
  • After minification 1.6 kB
  • After compression 1.1 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. Zundrive.com needs all CSS files to be minified and compressed as it can save up to 538 B or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (13%)

Requests Now

24

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zun Drive. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

zundrive.com

zundrive.com

1256 ms

style.css

style.css

63 ms

jquery-1[1].2.6.pack.js

jquery-1[1].2.6.pack.js

178 ms

addthis_widget.js

addthis_widget.js

43 ms

cycle_image.js

cycle_image.js

122 ms

YlMarquee.js

YlMarquee.js

122 ms

ga.js

ga.js

19 ms

lg-bookmark-en.gif

lg-bookmark-en.gif

53 ms

89 ms

logo_bj.jpg

logo_bj.jpg

63 ms

en.gif

en.gif

64 ms

ch.gif

ch.gif

64 ms

cart.gif

cart.gif

122 ms

na_bj.gif

na_bj.gif

127 ms

na_li.gif

na_li.gif

126 ms

ico_04.gif

ico_04.gif

128 ms

20161007222232518.jpg

20161007222232518.jpg

183 ms

20161007131142893.jpg

20161007131142893.jpg

265 ms

20210823180341154.jpg

20210823180341154.jpg

238 ms

20210823170332816.jpg

20210823170332816.jpg

243 ms

20210823175936167.jpg

20210823175936167.jpg

252 ms

20161007153702347.jpg

20161007153702347.jpg

253 ms

20161007162339904.jpg

20161007162339904.jpg

243 ms

20161007212524931.jpg

20161007212524931.jpg

300 ms

20161007213544817.jpg

20161007213544817.jpg

307 ms

20200420174401234.jpg

20200420174401234.jpg

308 ms

link.gif

link.gif

312 ms

__utm.gif

__utm.gif

13 ms

Accessibility Review

zundrive.com accessibility score

39

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.

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

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

<object> elements do not have alternate text

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

zundrive.com best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

zundrive.com SEO score

62

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 uses plugins

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zundrive.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Zundrive.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

zundrive.com

Open Graph description is not detected on the main page of Zun Drive. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: