Tools & Wizards About Us
dgzhonghao.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

dgzhonghao.com

光电∣接近传感器∣单双张传感器∣标签传感器∣激光测距传感器∣压力传感器∣东莞市中昊自动化科技有限公司400-0769-550

Page Load Speed

13 sec in total

First Response

714 ms

Resources Loaded

11.8 sec

Page Rendered

545 ms

dgzhonghao.com screenshot

About Website

Welcome to dgzhonghao.com homepage info - get ready to check Dgzhonghao best content right away, or after learning these important things about dgzhonghao.com

东莞中昊作为工业自动化传感器产品及服务领先提供商,专注于激光测距（位移）传器，压力变送传感器综合解决方案，格力，玖龙，永强汽车，益海，嘉吉等知名企业共同选择了东莞中昊，东莞中昊强大的技术/供货/服务能力有目共堵，我们有能力让您实现稳定，可靠，精准检测。咨询热线：400-0769-550

Visit dgzhonghao.com

Key Findings

We analyzed Dgzhonghao.com page load time and found that the first response time was 714 ms and then it took 12.3 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

dgzhonghao.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value16.9 s

0/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.945

3/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

dgzhonghao.com

714 ms

www.dgzhonghao.com

2934 ms

style.css

478 ms

main.js

458 ms

jquery.js

923 ms

Our browser made a total of 91 requests to load all elements on the main page. We found that 81% of them (74 requests) were addressed to the original Dgzhonghao.com, 5% (5 requests) were made to Bdimg.share.baidu.com and 3% (3 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Dgzhonghao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 888.7 kB (15%)

Content Size

5.8 MB

After Optimization

4.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dgzhonghao.com main page is 5.8 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 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 32.8 kB

  • Original 42.6 kB
  • After minification 42.1 kB
  • After compression 9.8 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 32.8 kB or 77% of the original size.

Image Optimization

-14%

Potential reduce by 738.1 kB

  • Original 5.4 MB
  • After minification 4.7 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, Dgzhonghao needs image optimization as it can save up to 738.1 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-28%

Potential reduce by 76.0 kB

  • Original 274.2 kB
  • After minification 265.4 kB
  • After compression 198.1 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 76.0 kB or 28% of the original size.

CSS Optimization

-76%

Potential reduce by 41.8 kB

  • Original 54.6 kB
  • After minification 47.3 kB
  • After compression 12.9 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. Dgzhonghao.com needs all CSS files to be minified and compressed as it can save up to 41.8 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (20%)

Requests Now

81

After Optimization

65

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dgzhonghao. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dgzhonghao.com

dgzhonghao.com

714 ms

www.dgzhonghao.com

www.dgzhonghao.com

2934 ms

style.css

style.css

478 ms

main.js

main.js

458 ms

jquery.js

jquery.js

923 ms

jquery.touchSlider.js

jquery.touchSlider.js

463 ms

zh.js

zh.js

255 ms

index.asp

index.asp

489 ms

ddsmoothmenu.js

ddsmoothmenu.js

461 ms

style1.css

style1.css

243 ms

ddsmoothmenu.css

ddsmoothmenu.css

235 ms

ali.png

ali.png

247 ms

20171024115380298029.jpg

20171024115380298029.jpg

913 ms

20171024115614291429.jpg

20171024115614291429.jpg

1181 ms

20171024115786118611.jpg

20171024115786118611.jpg

924 ms

20171024115839453945.jpg

20171024115839453945.jpg

1258 ms

20171024115865596559.jpg

20171024115865596559.jpg

1402 ms

a1.jpg

a1.jpg

1341 ms

%E6%BF%80%E5%85%89%E6%B5%8B%E8%B7%9D%E4%BC%A0%E6%84%9F%E5%99%A8.jpg

%E6%BF%80%E5%85%89%E6%B5%8B%E8%B7%9D%E4%BC%A0%E6%84%9F%E5%99%A8.jpg

1142 ms

2016090211570192192.jpg

2016090211570192192.jpg

1156 ms

20221205103915921592.jpg

20221205103915921592.jpg

1599 ms

%E6%A0%87%E7%AD%BE%E6%A3%80%E6%B5%8B%E4%BC%A0%E6%84%9F%E5%99%A8.jpg

%E6%A0%87%E7%AD%BE%E6%A3%80%E6%B5%8B%E4%BC%A0%E6%84%9F%E5%99%A8.jpg

1411 ms

%E5%85%89%E7%94%B5%E4%BC%A0%E6%84%9F%E5%99%A8.jpg

%E5%85%89%E7%94%B5%E4%BC%A0%E6%84%9F%E5%99%A8.jpg

1411 ms

%E6%8E%A5%E8%BF%91%E4%BC%A0%E6%84%9F%E5%99%A8.jpg

%E6%8E%A5%E8%BF%91%E4%BC%A0%E6%84%9F%E5%99%A8.jpg

1469 ms

20201210131534093409.jpg

20201210131534093409.jpg

1571 ms

20221028155148034803.jpg

20221028155148034803.jpg

1634 ms

more.gif

more.gif

1642 ms

20221103104094739473.jpg

20221103104094739473.jpg

1891 ms

20221102104212621262.jpg

20221102104212621262.jpg

1681 ms

2022110210400483483.jpg

2022110210400483483.jpg

1802 ms

20221102103788838883.jpg

20221102103788838883.jpg

1830 ms

20221102103424392439.jpg

20221102103424392439.jpg

1867 ms

20221102103297569756.jpg

20221102103297569756.jpg

1875 ms

20221102102728542854.jpg

20221102102728542854.jpg

1893 ms

20221102100846744674.jpg

20221102100846744674.jpg

2036 ms

20221031102178977897.png

20221031102178977897.png

2079 ms

20221029154272727272.jpg

20221029154272727272.jpg

2105 ms

20221029153713531353.jpg

20221029153713531353.jpg

2108 ms

20221029152446394639.jpg

20221029152446394639.jpg

2131 ms

ad.jpg

ad.jpg

2104 ms

pic01.png

pic01.png

2334 ms

pic02.png

pic02.png

2341 ms

pic03.png

pic03.png

2316 ms

pic04.png

pic04.png

2338 ms

pic05.png

pic05.png

2356 ms

pic1.jpg

pic1.jpg

2362 ms

hm.js

hm.js

453 ms

pic2.jpg

pic2.jpg

2311 ms

ad.css

ad.css

2321 ms

hm.js

hm.js

1131 ms

jquery.event.drag-1.5.min.js

jquery.event.drag-1.5.min.js

1668 ms

ad2.jpg

ad2.jpg

1708 ms

logo.jpg

logo.jpg

1491 ms

tel.gif

tel.gif

1478 ms

menu_hover.gif

menu_hover.gif

1564 ms

indicator.gif

indicator.gif

1540 ms

jt.png

jt.png

1467 ms

btn_main_img.png

btn_main_img.png

1405 ms

hm.gif

hm.gif

316 ms

b.js

b.js

1524 ms

cbg1.jpg

cbg1.jpg

244 ms

bx1_t.jpg

bx1_t.jpg

264 ms

arrow.jpg

arrow.jpg

373 ms

bx3_t.jpg

bx3_t.jpg

448 ms

lin_y.jpg

lin_y.jpg

455 ms

yuandian_left.gif

yuandian_left.gif

458 ms

yuandian_right.gif

yuandian_right.gif

475 ms

youshi_txt.jpg

youshi_txt.jpg

504 ms

yuan.gif

yuan.gif

584 ms

go.asp

go.asp

696 ms

shell_v2.js

shell_v2.js

487 ms

default.css

default.css

632 ms

pa

pa

818 ms

qqkf.js

qqkf.js

645 ms

icon_person_stat_online.gif

icon_person_stat_online.gif

646 ms

bds_s_v2.js

bds_s_v2.js

260 ms

cslist_top_bg.gif

cslist_top_bg.gif

237 ms

cslist_top_shut.gif

cslist_top_shut.gif

236 ms

cslist_mid_bg.gif

cslist_mid_bg.gif

239 ms

cslist_btm_bg.gif

cslist_btm_bg.gif

238 ms

collect.js

collect.js

686 ms

logger.js

logger.js

303 ms

icon.gif

icon.gif

235 ms

right.gif

right.gif

212 ms

affim.js

affim.js

2100 ms

bdsstyle.css

bdsstyle.css

440 ms

l6.gif

l6.gif

464 ms

online.gif

online.gif

1099 ms

online.gif

online.gif

1090 ms

anchor.php

anchor.php

248 ms

button_11.gif

button_11.gif

2103 ms

Accessibility Review

dgzhonghao.com accessibility score

65

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

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>).

Best Practices

dgzhonghao.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

dgzhonghao.com SEO score

62

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

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 Dgzhonghao.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 Dgzhonghao.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

dgzhonghao.com

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