Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

qingzhi.com

功率分析仪_功率计_功率表_电机测试_检测-青岛青智仪器有限公司

Page Load Speed

11.4 sec in total

First Response

932 ms

Resources Loaded

10.1 sec

Page Rendered

299 ms

qingzhi.com screenshot

About Website

Click here to check amazing Qingzhi content. Otherwise, check out these important facts you probably never knew about qingzhi.com

青智仪器(电话:0532-81920028),自1988年以来一直专注于电参数测量技术,为电机测试,发电机(组)测试,家电测试,电源测试,新能源测试等电气测试领域提供高性能的电参数测量分析记录仪器:功率分析仪,功率计,功率表等。

Visit qingzhi.com

Key Findings

We analyzed Qingzhi.com page load time and found that the first response time was 932 ms and then it took 10.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

qingzhi.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value14.4 s

1/100

10%

TBT (Total Blocking Time)

Value1,190 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value1.293

1/100

15%

TTI (Time to Interactive)

Value14.6 s

8/100

10%

Network Requests Diagram

qingzhi.com

932 ms

qingzhi.com

772 ms

bootstrap.min.css

189 ms

animate.min.css

377 ms

fancybox.css

559 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 63% of them (61 requests) were addressed to the original Qingzhi.com, 7% (7 requests) were made to Ckmap.mediav.com and 4% (4 requests) were made to Gsp0.baidu.com. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source Aff-im.cdn.bcebos.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 205.5 kB (5%)

Content Size

3.8 MB

After Optimization

3.6 MB

In fact, the total size of Qingzhi.com main page is 3.8 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. 60% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 66.2 kB

  • Original 75.7 kB
  • After minification 56.2 kB
  • After compression 9.5 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 19.6 kB, which is 26% 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 66.2 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 16.8 kB

  • Original 3.3 MB
  • After minification 3.3 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. Qingzhi images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 108.1 kB

  • Original 362.8 kB
  • After minification 326.4 kB
  • After compression 254.7 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 108.1 kB or 30% of the original size.

CSS Optimization

-25%

Potential reduce by 14.3 kB

  • Original 58.2 kB
  • After minification 58.2 kB
  • After compression 43.9 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. Qingzhi.com needs all CSS files to be minified and compressed as it can save up to 14.3 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (43%)

Requests Now

84

After Optimization

48

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qingzhi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

qingzhi.com accessibility score

75

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

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.

Best Practices

qingzhi.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

qingzhi.com SEO score

91

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

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Qingzhi.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Qingzhi.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 description is not detected on the main page of Qingzhi. 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: