Tools & Wizards About Us
jg.co188.com screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    81% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

jg.co188.com

结构设计师网 - 帮助建筑结构设计钢结构设计师专业成长 - 土木在线

Page Load Speed

63.6 sec in total

First Response

14.6 sec

Resources Loaded

48.6 sec

Page Rendered

400 ms

jg.co188.com screenshot

About Website

Click here to check amazing Jg Co 188 content for China. Otherwise, check out these important facts you probably never knew about jg.co188.com

结构设计师网_帮助建筑结构设计钢结构设计师专业成长_土木在线，是结构设计工程师交流结构设计,钢结构设计,框架结构设计,砖混结构设计,建筑结构工程设计施工的平台，提供结构设计规范、图集、施工图、论文、文档、结构设计软件下载及建筑结构设计交流论坛。

Visit jg.co188.com

Key Findings

We analyzed Jg.co188.com page load time and found that the first response time was 14.6 sec and then it took 49 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

jg.co188.com performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.6 s

69/100

10%

Network Requests Diagram

jg.co188.com

14649 ms

channel_index.css

7559 ms

m.js

791 ms

hm.js

492 ms

logo.png

8391 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Jg.co188.com, 31% (30 requests) were made to Image.co188.com and 20% (19 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source T12.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 640.6 kB (42%)

Content Size

1.5 MB

After Optimization

875.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jg.co188.com main page is 1.5 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. 40% of websites need less resources to load. Images take 753.6 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 110.0 kB

  • Original 125.8 kB
  • After minification 117.3 kB
  • After compression 15.8 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 110.0 kB or 87% of the original size.

Image Optimization

-12%

Potential reduce by 88.3 kB

  • Original 753.6 kB
  • After minification 665.4 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, Jg Co 188 needs image optimization as it can save up to 88.3 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 403.6 kB

  • Original 588.8 kB
  • After minification 569.3 kB
  • After compression 185.2 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 403.6 kB or 69% of the original size.

CSS Optimization

-80%

Potential reduce by 38.7 kB

  • Original 48.2 kB
  • After minification 47.8 kB
  • After compression 9.5 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. Jg.co188.com needs all CSS files to be minified and compressed as it can save up to 38.7 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (50%)

Requests Now

92

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jg Co 188. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jg.co188.com

jg.co188.com

14649 ms

channel_index.css

channel_index.css

7559 ms

m.js

m.js

791 ms

hm.js

hm.js

492 ms

logo.png

logo.png

8391 ms

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1459240069.jpg

7504 ms

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8525 ms

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9617 ms

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11913 ms

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12488 ms

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10869 ms

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13660 ms

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16691 ms

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17193 ms

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16146 ms

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13065 ms

pchm

pchm

1815 ms

hm.gif

hm.gif

224 ms

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0f000PgoMG6DaZLt9zMH_0.jpg

823 ms

pchm

pchm

407 ms

0f000nddQxcKevDo6BLI76.jpg

0f000nddQxcKevDo6BLI76.jpg

535 ms

index_sprite.png

index_sprite.png

20185 ms

pchm

pchm

407 ms

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0f000DH99Py9js22Lq-J26.gif

1006 ms

pchm

pchm

409 ms

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508 ms

pchm

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1371 ms

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11007 ms

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13375 ms

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15480 ms

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14534 ms

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15194 ms

channel_index.min.js

channel_index.min.js

7679 ms

jquery.qrcode.js

jquery.qrcode.js

7687 ms

qrcode.js

qrcode.js

7686 ms

logo2.png

logo2.png

15091 ms

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491 ms

pchm

pchm

408 ms

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544 ms

pchm

pchm

1457 ms

0f0000niW0uosSxId7u1bs.gif

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469 ms

pchm

pchm

381 ms

c.js

c.js

1487 ms

pchm

pchm

1536 ms

pchm

pchm

934 ms

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pchm

2401 ms

pchm

pchm

895 ms

pchm

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5282 ms

adx.php

adx.php

921 ms

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588 ms

pchm

pchm

436 ms

pchm

pchm

487 ms

s.js

s.js

1081 ms

closefeedback.min.js

closefeedback.min.js

464 ms

snippetcacher.php

snippetcacher.php

791 ms

reduce_promotion_oper.png

reduce_promotion_oper.png

531 ms

bd_logo.png

bd_logo.png

532 ms

bg_rb.png

bg_rb.png

536 ms

pchm

pchm

489 ms

pchm

pchm

417 ms

adx.php

adx.php

432 ms

close.gif

close.gif

251 ms

common_sprite.png

common_sprite.png

10679 ms

share.css

share.css

6221 ms

share.js

share.js

301 ms

slide.js

slide.js

486 ms

pchm

pchm

1028 ms

left.png

left.png

503 ms

adx.php

adx.php

407 ms

u=183435778,159691049&fm=76

u=183435778,159691049&fm=76

15587 ms

u=333373976,290678330&fm=76

u=333373976,290678330&fm=76

10170 ms

u=1949550009,2831703693&fm=76

u=1949550009,2831703693&fm=76

6421 ms

bg.png

bg.png

500 ms

u=1203979876,243876733&fm=76

u=1203979876,243876733&fm=76

5948 ms

u=1907118388,2899406946&fm=76

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10930 ms

u=371812856,3759527402&fm=76

u=371812856,3759527402&fm=76

20333 ms

u=546263132,3853076488&fm=76

u=546263132,3853076488&fm=76

11059 ms

u=555585185,3862317251&fm=76

u=555585185,3862317251&fm=76

20333 ms

u=599807963,3809967725&fm=76

u=599807963,3809967725&fm=76

8392 ms

cof_tracker.js

cof_tracker.js

328 ms

default.html

default.html

9151 ms

log

log

2700 ms

o.htm

o.htm

958 ms

hm.gif

hm.gif

456 ms

wh.js

wh.js

812 ms

ac.js

ac.js

523 ms

fp.htm

fp.htm

472 ms

Accessibility Review

jg.co188.com accessibility score

72

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.

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

Links do not have a discernible name

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

jg.co188.com best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

jg.co188.com SEO score

84

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

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

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jg.co188.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 Jg.co188.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

jg.co188.com

Open Graph description is not detected on the main page of Jg Co 188. 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: