Tools & Wizards About Us
aolan-china.com screenshot

Report Summary

  • 65

    Performance

    Renders faster than
    78% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

aolan-china.com

Energy saving Aolan evaporative air cooler, evaporative cooling pad, industrial air cooler factory

Page Load Speed

21.5 sec in total

First Response

400 ms

Resources Loaded

20.9 sec

Page Rendered

258 ms

aolan-china.com screenshot

About Website

Click here to check amazing Aolan China content. Otherwise, check out these important facts you probably never knew about aolan-china.com

Aolan, china national standards maker for evaporative air cooler, is devoting to create china top brand in evaporative air cooler and cooling pad.

Visit aolan-china.com

Key Findings

We analyzed Aolan-china.com page load time and found that the first response time was 400 ms and then it took 21.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

aolan-china.com performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

aolan-china.com

400 ms

aolan-china.com

324 ms

index.css

69 ms

swiper.min.css

137 ms

style.css

204 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 56% of them (28 requests) were addressed to the original Aolan-china.com, 44% (22 requests) were made to Aolan.oss-cn-shenzhen.aliyuncs.com. The less responsive or slowest element that took the longest time to load (19.7 sec) belongs to the original domain Aolan-china.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 815.9 kB (12%)

Content Size

6.6 MB

After Optimization

5.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aolan-china.com main page is 6.6 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. 25% of websites need less resources to load. Images take 6.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 35.4 kB

  • Original 42.3 kB
  • After minification 31.0 kB
  • After compression 6.9 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. This page needs HTML code to be minified as it can gain 11.3 kB, which is 27% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 35.4 kB or 84% of the original size.

Image Optimization

-12%

Potential reduce by 745.1 kB

  • Original 6.4 MB
  • After minification 5.6 MB

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, Aolan China needs image optimization as it can save up to 745.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-14%

Potential reduce by 30.3 kB

  • Original 222.8 kB
  • After minification 222.5 kB
  • After compression 192.4 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 30.3 kB or 14% of the original size.

CSS Optimization

-35%

Potential reduce by 5.1 kB

  • Original 14.5 kB
  • After minification 14.5 kB
  • After compression 9.4 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. Aolan-china.com needs all CSS files to be minified and compressed as it can save up to 5.1 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (19%)

Requests Now

47

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aolan China. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

aolan-china.com

aolan-china.com

400 ms

aolan-china.com

aolan-china.com

324 ms

index.css

index.css

69 ms

swiper.min.css

swiper.min.css

137 ms

style.css

style.css

204 ms

news.css

news.css

206 ms

jquery.min.js

jquery.min.js

276 ms

base.js

base.js

210 ms

axios.min.js

axios.min.js

214 ms

jquery-1.9.1.min.js

jquery-1.9.1.min.js

300 ms

vue.js

vue.js

407 ms

public.js

public.js

285 ms

swiper.min.js

swiper.min.js

350 ms

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955 ms

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135 ms

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cpin.png

69 ms

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cpin_active.png

72 ms

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jiejue.png

69 ms

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jiejue_active.png

71 ms

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s.png

19709 ms

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meiguo.png

203 ms

zhonguo.png

zhonguo.png

135 ms

mobile_logo.png

mobile_logo.png

139 ms

blue_search.png

blue_search.png

142 ms

mobile_nav.png

mobile_nav.png

202 ms

mobile_close.png

mobile_close.png

203 ms

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kashguh.png

209 ms

d_arrow.png

d_arrow.png

213 ms

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998 ms

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971 ms

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927 ms

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973 ms

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985 ms

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1247 ms

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1203 ms

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1481 ms

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1688 ms

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1709 ms

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1715 ms

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1493 ms

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259 ms

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2314 ms

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2304 ms

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2429 ms

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2278 ms

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2529 ms

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2377 ms

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2594 ms

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2650 ms

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2845 ms

Accessibility Review

aolan-china.com accessibility score

76

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

Links do not have a discernible name

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

aolan-china.com best practices score

67

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

Page has valid source maps

SEO Factors

aolan-china.com SEO score

67

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

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 Aolan-china.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 Aolan-china.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

aolan-china.com

Open Graph description is not detected on the main page of Aolan China. 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: