Tools & Wizards About Us
ddgjw.com screenshot

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

ddgjw.com

中国电动工具网,易发传媒旗下运营?电动工具企业,电动工具产品,电动工具配件,电动工具整机,电动工具杂志,电动工具展会,电动工具资讯

Page Load Speed

55 sec in total

First Response

10.3 sec

Resources Loaded

44.4 sec

Page Rendered

342 ms

ddgjw.com screenshot

About Website

Visit ddgjw.com now to see the best up-to-date Ddgjw content and also check out these interesting facts you probably never knew about ddgjw.com

中国电动工具网即易发电动工具网,提供最全最新最准确的电动工具展会,电动工具杂志,电动工具资讯,电动工具企业,电动工具配件,电动工具整机信息,包括开关,控制器碳刷,电机,换向器,压板,弹簧,粉末冶金,齿轮,汽缸,机壳,塑料件,电池,充电器,铝件,橡胶件,冲压件,钻夹头,角磨,电磨,抛光机,电钻,曲线锯,电锤,电镐,电链锯,油锯,等各类产品、专利信息,是专业的电动工具配套贸易平台。

Visit ddgjw.com

Key Findings

We analyzed Ddgjw.com page load time and found that the first response time was 10.3 sec and then it took 44.7 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

ddgjw.com performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value3.8 s

83/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

ddgjw.com

10282 ms

topfoot.css

1159 ms

index.css

4560 ms

adwall.js

581 ms

slip.js

988 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 97% of them (83 requests) were addressed to the original Ddgjw.com, 2% (2 requests) were made to Count34.51yes.com and 1% (1 request) were made to Zjnet.zjaic.gov.cn. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Ddgjw.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 280.0 kB (40%)

Content Size

705.1 kB

After Optimization

425.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ddgjw.com main page is 705.1 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 573.0 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 89.7 kB

  • Original 105.2 kB
  • After minification 86.4 kB
  • After compression 15.5 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 18.7 kB, which is 18% 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 89.7 kB or 85% of the original size.

Image Optimization

-29%

Potential reduce by 168.3 kB

  • Original 573.0 kB
  • After minification 404.6 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. Obviously, Ddgjw needs image optimization as it can save up to 168.3 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-75%

Potential reduce by 5.4 kB

  • Original 7.2 kB
  • After minification 4.6 kB
  • After compression 1.8 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 5.4 kB or 75% of the original size.

CSS Optimization

-84%

Potential reduce by 16.6 kB

  • Original 19.8 kB
  • After minification 16.0 kB
  • After compression 3.2 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. Ddgjw.com needs all CSS files to be minified and compressed as it can save up to 16.6 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (15%)

Requests Now

82

After Optimization

70

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ddgjw. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

ddgjw.com

ddgjw.com

10282 ms

topfoot.css

topfoot.css

1159 ms

index.css

index.css

4560 ms

adwall.js

adwall.js

581 ms

slip.js

slip.js

988 ms

ggao.js

ggao.js

2766 ms

top_line.gif

top_line.gif

8308 ms

pa.gif

pa.gif

594 ms

pa-market.gif

pa-market.gif

3701 ms

QQS.jpg

QQS.jpg

458 ms

logo.gif

logo.gif

1383 ms

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2016331112949790.jpg

9779 ms

search-bgn.gif

search-bgn.gif

11080 ms

search-bgg.gif

search-bgg.gif

1927 ms

search-onbg.gif

search-onbg.gif

6529 ms

search-of.gif

search-of.gif

11575 ms

adword1.gif

adword1.gif

4442 ms

adword.gif

adword.gif

7319 ms

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16384 ms

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11424 ms

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16201 ms

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kuang.gif

16905 ms

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3301052004003369.js

19650 ms

click.aspx

click.aspx

1397 ms

mystat.asp

mystat.asp

19522 ms

01.jpg

01.jpg

15570 ms

count1.gif

count1.gif

9704 ms

top5_bk.gif

top5_bk.gif

14591 ms

r-bg1.gif

r-bg1.gif

14244 ms

r-titbg1.gif

r-titbg1.gif

13961 ms

ping-bg.gif

ping-bg.gif

12108 ms

content.gif

content.gif

11587 ms

yellowbg.gif

yellowbg.gif

10559 ms

brandbg.gif

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10827 ms

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17582 ms

icon.gif

icon.gif

13296 ms

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netpolicet.gif

14520 ms

netpolice.gif

netpolice.gif

15150 ms

Accessibility Review

ddgjw.com accessibility score

48

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

ddgjw.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

SEO Factors

ddgjw.com SEO score

54

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 Ddgjw.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 Ddgjw.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

ddgjw.com

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