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qd-bright.com.cn screenshot

Report Summary

  • 73

    Performance

    Renders faster than
    82% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

qd-bright.com.cn

Danfoss丹佛斯变频器_vacon伟肯_进口品牌变频器_中国区总代理_代理商及售后服务维修中心

Page Load Speed

7.5 sec in total

First Response

1.4 sec

Resources Loaded

5.7 sec

Page Rendered

422 ms

qd-bright.com.cn screenshot

About Website

Click here to check amazing Qd Bright content. Otherwise, check out these important facts you probably never knew about qd-bright.com.cn

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Visit qd-bright.com.cn

Key Findings

We analyzed Qd-bright.com.cn page load time and found that the first response time was 1.4 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

qd-bright.com.cn performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.029

100/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

qd-bright.com.cn

1400 ms

common.css

657 ms

font-awesome.min.css

451 ms

js_comm.js

441 ms

jquery.min.js

1361 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 78% of them (43 requests) were addressed to the original Qd-bright.com.cn, 11% (6 requests) were made to Skin.54kefu.net and 7% (4 requests) were made to Code2.54kefu.net. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Qd-bright.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 133.4 kB (6%)

Content Size

2.3 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Qd-bright.com.cn main page is 2.3 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. 50% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 14.6 kB

  • Original 19.0 kB
  • After minification 13.9 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. This page needs HTML code to be minified as it can gain 5.0 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 14.6 kB or 77% of the original size.

Image Optimization

-4%

Potential reduce by 98.2 kB

  • Original 2.2 MB
  • After minification 2.1 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. Qd Bright images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 18.9 kB

  • Original 85.8 kB
  • After minification 85.6 kB
  • After compression 66.9 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 18.9 kB or 22% of the original size.

CSS Optimization

-18%

Potential reduce by 1.7 kB

  • Original 9.4 kB
  • After minification 9.4 kB
  • After compression 7.7 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. Qd-bright.com.cn needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (12%)

Requests Now

51

After Optimization

45

  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qd Bright. 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 as a result speed up the page load time.

Network Requests Diagram

qd-bright.com.cn

qd-bright.com.cn

1400 ms

common.css

common.css

657 ms

font-awesome.min.css

font-awesome.min.css

451 ms

js_comm.js

js_comm.js

441 ms

jquery.min.js

jquery.min.js

1361 ms

jquery.hoverdir.js

jquery.hoverdir.js

441 ms

jquery-2.1.3.min.js

jquery-2.1.3.min.js

1132 ms

1083652.js

1083652.js

731 ms

index_02.png

index_02.png

443 ms

banner1.png

banner1.png

1755 ms

banner2.png

banner2.png

1753 ms

banner3.png

banner3.png

1300 ms

banner4.png

banner4.png

1328 ms

banner5.png

banner5.png

1994 ms

index_10.png

index_10.png

916 ms

index_14.png

index_14.png

1138 ms

202105211721441608.png

202105211721441608.png

1363 ms

202105211719492701.jpg

202105211719492701.jpg

1518 ms

202105211717024733.jpg

202105211717024733.jpg

1551 ms

202105211713324107.jpg

202105211713324107.jpg

2028 ms

202105211623522233.jpg

202105211623522233.jpg

1736 ms

202105211621171451.jpg

202105211621171451.jpg

1774 ms

index_22.png

index_22.png

1955 ms

index_26.png

index_26.png

2410 ms

index_29.png

index_29.png

1973 ms

index_34.png

index_34.png

1996 ms

index_40.png

index_40.png

2173 ms

index_39.png

index_39.png

2196 ms

index_36.png

index_36.png

2212 ms

index_38.png

index_38.png

2218 ms

index_37.png

index_37.png

2249 ms

index_41.png

index_41.png

2390 ms

index_42.png

index_42.png

2416 ms

index_44.png

index_44.png

2432 ms

index_50.png

index_50.png

2440 ms

index_52.png

index_52.png

2471 ms

index_55.png

index_55.png

2608 ms

index_57.png

index_57.png

2627 ms

index_73.png

index_73.png

2637 ms

index_67.png

index_67.png

2651 ms

index_70.png

index_70.png

2662 ms

index_77.png

index_77.png

2683 ms

1083652.js

1083652.js

988 ms

index_78.png

index_78.png

2390 ms

index_64.png

index_64.png

2175 ms

url.js

url.js

664 ms

1083652_code.js

1083652_code.js

669 ms

url.js

url.js

892 ms

1083652_code.js

1083652_code.js

967 ms

skin.css

skin.css

672 ms

top.gif

top.gif

694 ms

113.gif

113.gif

710 ms

bottom.gif

bottom.gif

722 ms

middle.gif

middle.gif

225 ms

r.gif

r.gif

222 ms

Accessibility Review

qd-bright.com.cn accessibility score

68

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 valid value for its [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

qd-bright.com.cn best practices score

58

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

qd-bright.com.cn 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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    UT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Qd-bright.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed language. Our system also found out that Qd-bright.com.cn 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

qd-bright.com.cn

Open Graph description is not detected on the main page of Qd Bright. 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: