Tools & Wizards About Us
21tg.cn screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

21tg.cn

同光资本

Page Load Speed

81.2 sec in total

First Response

8.9 sec

Resources Loaded

72.1 sec

Page Rendered

240 ms

21tg.cn screenshot

About Website

Welcome to 21tg.cn homepage info - get ready to check 21 Tg best content right away, or after learning these important things about 21tg.cn

同光资本是国内领先的专注为中小企业、投资机构和政府园区提供一站式投融资服务的国家中小企业公共服务示范平台。EMBA工商管理总裁班、资本运营实战总裁班、新三板挂牌上市等投融资服务，联系电话曹老师：15821920700（可微信）

Visit 21tg.cn

Key Findings

We analyzed 21tg.cn page load time and found that the first response time was 8.9 sec and then it took 72.4 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 51 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

21tg.cn performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

8/100

25%

SI (Speed Index)

Value20.3 s

0/100

10%

TBT (Total Blocking Time)

Value3,090 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.568

12/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

21tg.cn

8865 ms

style.css

6917 ms

swiper.min.css

3484 ms

jquery-1.9.1.min.js

20341 ms

banner.js

2016 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 68% of them (71 requests) were addressed to the original 21tg.cn, 13% (13 requests) were made to H.qiao.baidu.com and 9% (9 requests) were made to P4.qiao.baidu.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain 21tg.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 101.7 kB (49%)

Content Size

207.1 kB

After Optimization

105.5 kB

  • HTML
  • Images
  • CSS

In fact, the total size of 21tg.cn main page is 207.1 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. 25% of websites need less resources to load. Images take 99.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 31.9 kB

  • Original 41.3 kB
  • After minification 35.7 kB
  • After compression 9.4 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 5.6 kB, which is 14% 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 31.9 kB or 77% of the original size.

Image Optimization

-15%

Potential reduce by 14.5 kB

  • Original 99.5 kB
  • After minification 84.9 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, 21 Tg needs image optimization as it can save up to 14.5 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-83%

Potential reduce by 55.2 kB

  • Original 66.3 kB
  • After minification 51.7 kB
  • After compression 11.1 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. 21tg.cn needs all CSS files to be minified and compressed as it can save up to 55.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (46%)

Requests Now

52

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 21 Tg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

21tg.cn

21tg.cn

8865 ms

style.css

style.css

6917 ms

swiper.min.css

swiper.min.css

3484 ms

jquery-1.9.1.min.js

jquery-1.9.1.min.js

20341 ms

banner.js

banner.js

2016 ms

jquery-1.2.6.min.js

jquery-1.2.6.min.js

3828 ms

163css.js

163css.js

1805 ms

swiper.min.js

swiper.min.js

20335 ms

logo.png

logo.png

3914 ms

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19996 ms

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19997 ms

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19999 ms

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19999 ms

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20000 ms

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20001 ms

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20002 ms

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20003 ms

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20004 ms

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20003 ms

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20004 ms

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20005 ms

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20005 ms

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20004 ms

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20004 ms

0001.jpg

0001.jpg

20003 ms

js

js

1873 ms

c_logo_r4_c5.jpg

c_logo_r4_c5.jpg

19999 ms

hm.js

hm.js

636 ms

hm.gif

hm.gif

308 ms

lxb.js

lxb.js

7667 ms

b.js

b.js

2025 ms

c_logo_r4_c11.jpg

c_logo_r4_c11.jpg

17926 ms

bsl.js

bsl.js

885 ms

Enter.php

Enter.php

1761 ms

main_icon_invite_mess_api.js

main_icon_invite_mess_api.js

592 ms

main.css

main.css

1228 ms

fix.css

fix.css

523 ms

version.js

version.js

588 ms

m-webim-lite.css

m-webim-lite.css

288 ms

main.js

main.js

663 ms

04.png

04.png

874 ms

attack.gif

attack.gif

2579 ms

Refresh.php

Refresh.php

501 ms

iconbg.jpg

iconbg.jpg

2512 ms

02.png

02.png

253 ms

icon.png

icon.png

287 ms

icon_close.png

icon_close.png

509 ms

stat.gif

stat.gif

509 ms

log.gif

log.gif

14066 ms

_l.js

_l.js

3005 ms

Refresh.php

Refresh.php

428 ms

log.gif

log.gif

506 ms

Refresh.php

Refresh.php

439 ms

c_logo_r1_c14.jpg

c_logo_r1_c14.jpg

3868 ms

c_logo_r3_c16.jpg

c_logo_r3_c16.jpg

1363 ms

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c_logo_r2_c19.jpg

1404 ms

er.jpg

er.jpg

4328 ms

qq_01.jpg

qq_01.jpg

4330 ms

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qq_02.jpg

4382 ms

qq_03.jpg

qq_03.jpg

5703 ms

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qq_04.jpg

6079 ms

qq_05.jpg

qq_05.jpg

9188 ms

qq_06.jpg

qq_06.jpg

19187 ms

nav_line.jpg

nav_line.jpg

5465 ms

nav-bg.jpg

nav-bg.jpg

6154 ms

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19990 ms

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19989 ms

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19989 ms

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19989 ms

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19990 ms

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19989 ms

c_deic.jpg

c_deic.jpg

19990 ms

tg-home-icon.png

tg-home-icon.png

19989 ms

invite-item.jpg

invite-item.jpg

19988 ms

play_03.png

play_03.png

19989 ms

tg-item-red.jpg

tg-item-red.jpg

19988 ms

c_deic_2.jpg

c_deic_2.jpg

19988 ms

foot-bj.jpg

foot-bj.jpg

19988 ms

p-n-btn.png

p-n-btn.png

19988 ms

Refresh.php

Refresh.php

303 ms

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Refresh.php

298 ms

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1458 ms

04_small.png

04_small.png

306 ms

btn.png

btn.png

331 ms

Refresh.php

Refresh.php

6573 ms

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Refresh.php

871 ms

Accessibility Review

21tg.cn accessibility score

56

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

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

21tg.cn 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

21tg.cn SEO score

58

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

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 21tg.cn 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 21tg.cn 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

21tg.cn

Open Graph description is not detected on the main page of 21 Tg. 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: