Tools & Wizards About Us
gz-dazo.com screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    77% of other websites

  • 36

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

gz-dazo.com

广州流量计,涡街流量计,压缩空气流量计,电磁流量计,气体涡轮流量计,水涡轮流量计,蒸汽流量计,空压机流量计,涡轮流量传感器,污水流量计,定量加水流量计-广州大卓自动化仪表有限公司

Page Load Speed

12.6 sec in total

First Response

1.3 sec

Resources Loaded

10.9 sec

Page Rendered

459 ms

gz-dazo.com screenshot

About Website

Click here to check amazing Gz Dazo content. Otherwise, check out these important facts you probably never knew about gz-dazo.com

广州大卓自动化仪表有限公司生产销售各类型蒸汽流量计,广州气体流量计,压缩空气流量计,广州微量气体流量计,液体微小流量计,定量控制系统,导热油热量计,污水流量计,电磁流量计,超声波流量计,重油齿轮流量计,广州流量计,涡街流量计,广州压缩空气流量计,空气流量计,电磁流量计,气体涡轮流量计,水涡轮流量计,蒸汽流量计,空压机流量计 涡轮流量传感器,污水流量计,定量加水流量计等工业仪表产品，公司产品销售：中...

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Key Findings

We analyzed Gz-dazo.com page load time and found that the first response time was 1.3 sec and then it took 11.3 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

gz-dazo.com performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

2/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

gz-dazo.com

1329 ms

css.css

673 ms

jquery-1.6.1.min.js

1267 ms

jquery.SuperSlide.2.1.1.js

787 ms

base.css

232 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 89% of them (34 requests) were addressed to the original Gz-dazo.com, 5% (2 requests) were made to Wpa.qq.com and 5% (2 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (8.6 sec) belongs to the original domain Gz-dazo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.4 kB (13%)

Content Size

771.7 kB

After Optimization

672.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gz-dazo.com main page is 771.7 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. 20% of websites need less resources to load. Images take 691.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 25.9 kB

  • Original 32.4 kB
  • After minification 28.5 kB
  • After compression 6.4 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 3.8 kB, which is 12% 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 25.9 kB or 80% of the original size.

Image Optimization

-9%

Potential reduce by 63.2 kB

  • Original 691.8 kB
  • After minification 628.6 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. Gz Dazo images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 9.3 kB

  • Original 45.2 kB
  • After minification 45.2 kB
  • After compression 35.8 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 9.3 kB or 21% of the original size.

CSS Optimization

-40%

Potential reduce by 926 B

  • Original 2.3 kB
  • After minification 2.3 kB
  • After compression 1.4 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. Gz-dazo.com needs all CSS files to be minified and compressed as it can save up to 926 B or 40% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

34

After Optimization

34

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gz Dazo. According to our analytics all requests are already optimized.

Network Requests Diagram

gz-dazo.com

gz-dazo.com

1329 ms

css.css

css.css

673 ms

jquery-1.6.1.min.js

jquery-1.6.1.min.js

1267 ms

jquery.SuperSlide.2.1.1.js

jquery.SuperSlide.2.1.1.js

787 ms

base.css

base.css

232 ms

pa

pa

709 ms

pa

pa

709 ms

3.jpg

3.jpg

233 ms

201671317202725.jpg

201671317202725.jpg

2690 ms

201582717647278.png

201582717647278.png

2959 ms

201392731746176.jpg

201392731746176.jpg

2585 ms

201382618249479.jpg

201382618249479.jpg

1813 ms

20151131232773.jpg

20151131232773.jpg

1069 ms

2013530101345701.jpg

2013530101345701.jpg

3121 ms

2016713153622994.jpg

2016713153622994.jpg

1962 ms

c.jpg

c.jpg

2748 ms

201382618856165.jpg

201382618856165.jpg

2789 ms

201352816214776.jpg

201352816214776.jpg

4871 ms

20135301221787.jpg

20135301221787.jpg

8615 ms

kf_01.jpg

kf_01.jpg

3219 ms

kf_05.jpg

kf_05.jpg

3204 ms

top.jpg

top.jpg

3351 ms

1.jpg

1.jpg

3385 ms

2.jpg

2.jpg

3527 ms

201359115514213.jpg

201359115514213.jpg

8637 ms

201359115538633.jpg

201359115538633.jpg

8168 ms

201359115554290.jpg

201359115554290.jpg

5981 ms

ping0.png

ping0.png

4462 ms

p.jpg

p.jpg

6074 ms

in.jpg

in.jpg

5973 ms

jj.jpg

jj.jpg

7211 ms

j.jpg

j.jpg

7248 ms

down.jpg

down.jpg

7277 ms

kf_02.jpg

kf_02.jpg

8115 ms

02.jpg

02.jpg

8160 ms

kf_03.jpg

kf_03.jpg

8264 ms

button_old_41.gif

button_old_41.gif

889 ms

button_old_41.gif

button_old_41.gif

894 ms

Accessibility Review

gz-dazo.com accessibility score

36

Accessibility Issues

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

gz-dazo.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

gz-dazo.com SEO score

50

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gz-dazo.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 Gz-dazo.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

gz-dazo.com

Open Graph description is not detected on the main page of Gz Dazo. 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: