Tools & Wizards About Us

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

community.niu.com

NIU Community – #1 Resource for NIU, Electric Scooters, and Urban Mobility

Page Load Speed

4.3 sec in total

First Response

258 ms

Resources Loaded

3.7 sec

Page Rendered

358 ms

About Website

Click here to check amazing Community NIU content for China. Otherwise, check out these important facts you probably never knew about community.niu.com

The NIU Community is your top resource for NIU products, electric scooters, and urban mobility with help guides, useful tips, and green tech news from around the world.

Visit community.niu.com

Key Findings

We analyzed Community.niu.com page load time and found that the first response time was 258 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

community.niu.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value13.3 s

0/100

25%

SI (Speed Index)

Value8.4 s

18/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

community.niu.com

258 ms

community.niu.com

2542 ms

wp-emoji-release.min.js

21 ms

powerkit.css

18 ms

style.min.css

22 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 87% of them (53 requests) were addressed to the original Community.niu.com, 3% (2 requests) were made to Clarity.ms and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Community.niu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 968.6 kB (67%)

Content Size

1.4 MB

After Optimization

481.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Community.niu.com main page is 1.4 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. 65% of websites need less resources to load. CSS take 783.7 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 104.3 kB

  • Original 123.6 kB
  • After minification 117.5 kB
  • After compression 19.3 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 104.3 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 4.8 kB

  • Original 310.0 kB
  • After minification 305.3 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. Community NIU images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 161.5 kB

  • Original 232.3 kB
  • After minification 214.8 kB
  • After compression 70.8 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 161.5 kB or 70% of the original size.

CSS Optimization

-89%

Potential reduce by 698.0 kB

  • Original 783.7 kB
  • After minification 716.2 kB
  • After compression 85.7 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. Community.niu.com needs all CSS files to be minified and compressed as it can save up to 698.0 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (77%)

Requests Now

52

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Community NIU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

community.niu.com accessibility score

86

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

Links do not have a discernible name

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

Heading elements are not in a sequentially-descending order

Best Practices

community.niu.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

Page has valid source maps

SEO Factors

community.niu.com SEO score

99

Search Engine Optimization Advices

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 uses legible font sizes

High

Tap targets are not sized appropriately

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 Community.niu.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 Community.niu.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

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