Tools & Wizards About Us
appcan.cn screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

appcan.cn

正益无线（北京）科技有限公司 官方网站

Page Load Speed

28.7 sec in total

First Response

1.4 sec

Resources Loaded

26.7 sec

Page Rendered

652 ms

appcan.cn screenshot

About Website

Click here to check amazing Appcan content for China. Otherwise, check out these important facts you probably never knew about appcan.cn

AppCan Hybrid混合应用开发、企业移动应用管理平台、移动服务云平台等企业移动门户的领导者，提供移动应用开发及移动跨平台开发技术等服务。服务热线400-040-1766。

Visit appcan.cn

Key Findings

We analyzed Appcan.cn page load time and found that the first response time was 1.4 sec and then it took 27.3 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

appcan.cn performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0.386

27/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

appcan.cn

1417 ms

bootstrap.min.css

235 ms

main.css

483 ms

indexBYvic.css

487 ms

appcanmain.css

488 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 84% of them (56 requests) were addressed to the original Appcan.cn, 7% (5 requests) were made to Hm.baidu.com and 4% (3 requests) were made to Cdn.bootcss.com. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain Appcan.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 250.1 kB (15%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Appcan.cn main page is 1.6 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. 55% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 25.7 kB

  • Original 32.5 kB
  • After minification 23.5 kB
  • After compression 6.8 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. This page needs HTML code to be minified as it can gain 9.0 kB, which is 28% 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 25.7 kB or 79% of the original size.

Image Optimization

-15%

Potential reduce by 207.4 kB

  • Original 1.4 MB
  • After minification 1.2 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, Appcan needs image optimization as it can save up to 207.4 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 3.2 kB

  • Original 154.2 kB
  • After minification 154.2 kB
  • After compression 151.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-29%

Potential reduce by 13.8 kB

  • Original 47.3 kB
  • After minification 47.3 kB
  • After compression 33.5 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. Appcan.cn needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (30%)

Requests Now

61

After Optimization

43

  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Appcan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

appcan.cn

appcan.cn

1417 ms

bootstrap.min.css

bootstrap.min.css

235 ms

main.css

main.css

483 ms

indexBYvic.css

indexBYvic.css

487 ms

appcanmain.css

appcanmain.css

488 ms

toastr.min.css

toastr.min.css

268 ms

index-pc.css

index-pc.css

493 ms

newHeader-tomobi.css

newHeader-tomobi.css

492 ms

footer-tomobi.css

footer-tomobi.css

490 ms

hm.js

hm.js

668 ms

jquery-1.9.1.js

jquery-1.9.1.js

4005 ms

header_20191220.js

header_20191220.js

717 ms

sso.js

sso.js

721 ms

bootstrap.min.js

bootstrap.min.js

1526 ms

toastr.min.js

toastr.min.js

400 ms

toastr.min.css

toastr.min.css

48 ms

hm.js

hm.js

968 ms

notfound.html

notfound.html

31 ms

b.js

b.js

1673 ms

hm.gif

hm.gif

322 ms

affim.js

affim.js

2191 ms

logo_blue.png

logo_blue.png

700 ms

banner_01.png

banner_01.png

712 ms

part_01.png

part_01.png

245 ms

part_01_image01.png

part_01_image01.png

1679 ms

part_02.png

part_02.png

248 ms

part_02_image01.png

part_02_image01.png

241 ms

part_02_image02.png

part_02_image02.png

720 ms

part_02_image03.png

part_02_image03.png

463 ms

part_03.png

part_03.png

469 ms

part_03_image01.png

part_03_image01.png

20033 ms

part_03_image02.png

part_03_image02.png

708 ms

part_03_image03.png

part_03_image03.png

10623 ms

part_03_image04.png

part_03_image04.png

930 ms

logo_01.png

logo_01.png

937 ms

logo_02.png

logo_02.png

950 ms

logo_03.png

logo_03.png

1174 ms

logo_04.png

logo_04.png

7740 ms

logo_05.png

logo_05.png

7574 ms

logo_06.png

logo_06.png

20031 ms

logo_07.png

logo_07.png

5618 ms

logo_08.png

logo_08.png

6890 ms

logo_09.png

logo_09.png

7357 ms

logo_10.png

logo_10.png

7835 ms

logo_11.png

logo_11.png

7819 ms

logo_12.png

logo_12.png

8217 ms

logo_13.png

logo_13.png

8046 ms

logo_14.png

logo_14.png

8905 ms

logo_15.png

logo_15.png

8297 ms

logo_16.png

logo_16.png

9441 ms

logo_17.png

logo_17.png

8532 ms

logo_18.png

logo_18.png

9725 ms

logo_19.png

logo_19.png

9388 ms

logo_20.png

logo_20.png

10552 ms

logo_21.png

logo_21.png

9689 ms

logo_22.png

logo_22.png

9920 ms

logo_23.png

logo_23.png

9966 ms

logo_white.png

logo_white.png

697 ms

header_logo.png

header_logo.png

919 ms

icon_telephone.png

icon_telephone.png

697 ms

icon_email.png

icon_email.png

698 ms

QRCode1.png

QRCode1.png

927 ms

hm.js

hm.js

303 ms

hm.gif

hm.gif

307 ms

index-mobile.css

index-mobile.css

703 ms

newHeader-mobile.css

newHeader-mobile.css

248 ms

footer-mobile.css

footer-mobile.css

227 ms

Accessibility Review

appcan.cn accessibility score

66

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

Links do not have a discernible name

Best Practices

appcan.cn best practices score

58

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

High

Page has valid source maps

SEO Factors

appcan.cn SEO score

85

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

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

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 Appcan.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 Appcan.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

appcan.cn

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