Tools & Wizards About Us
chenchanglong.com screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

chenchanglong.com

陈昌龙的博客（ChenChangLong's Blog） - 昌龙的网络生活（ChangLong Network Life）

Page Load Speed

10.9 sec in total

First Response

724 ms

Resources Loaded

9.9 sec

Page Rendered

283 ms

chenchanglong.com screenshot

About Website

Click here to check amazing Chen Chang Long content. Otherwise, check out these important facts you probably never knew about chenchanglong.com

陈昌龙的博客（ChenChangLong's Blog）以记录博主近年来个人股票投资生活，存档盘后复盘笔记（昌龙复盘），同时老本行IT技术和互联网科技也不抛弃，兼以讨论股票投资、IT技术和互联网科技为主的个性化个人博客。

Visit chenchanglong.com

Key Findings

We analyzed Chenchanglong.com page load time and found that the first response time was 724 ms and then it took 10.2 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

chenchanglong.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

chenchanglong.com

724 ms

www.chenchanglong.com

2756 ms

bootstrap.min.css

875 ms

font-awesome.min.css

881 ms

offcanvas.min.css

662 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 64% of them (51 requests) were addressed to the original Chenchanglong.com, 10% (8 requests) were made to Img.t.sinajs.cn and 4% (3 requests) were made to Apps.bdimg.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Chenchanglong.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.5 kB (19%)

Content Size

713.4 kB

After Optimization

577.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chenchanglong.com main page is 713.4 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. 40% of websites need less resources to load. Images take 433.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 45.8 kB

  • Original 56.7 kB
  • After minification 54.8 kB
  • After compression 10.9 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 45.8 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 14.2 kB

  • Original 433.0 kB
  • After minification 418.8 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. Chen Chang Long images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 41.7 kB

  • Original 147.2 kB
  • After minification 147.2 kB
  • After compression 105.5 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 41.7 kB or 28% of the original size.

CSS Optimization

-44%

Potential reduce by 33.8 kB

  • Original 76.4 kB
  • After minification 76.4 kB
  • After compression 42.6 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. Chenchanglong.com needs all CSS files to be minified and compressed as it can save up to 33.8 kB or 44% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (26%)

Requests Now

73

After Optimization

54

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chen Chang Long. 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 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chenchanglong.com

chenchanglong.com

724 ms

www.chenchanglong.com

www.chenchanglong.com

2756 ms

bootstrap.min.css

bootstrap.min.css

875 ms

font-awesome.min.css

font-awesome.min.css

881 ms

offcanvas.min.css

offcanvas.min.css

662 ms

swiper.min.css

swiper.min.css

890 ms

style.css

style.css

1119 ms

common.js

common.js

1770 ms

c_html_js_add.php

c_html_js_add.php

1750 ms

swiper.min.js

swiper.min.js

294 ms

16373050.js

16373050.js

422 ms

custom.js

custom.js

227 ms

offcanvas.min.js

offcanvas.min.js

224 ms

swiper.min.js

swiper.min.js

46 ms

prism.js

prism.js

456 ms

prism.css

prism.css

228 ms

index.php

index.php

852 ms

logo.png

logo.png

226 ms

201608211471767059665959.jpg

201608211471767059665959.jpg

671 ms

201607131468342030259911.jpg

201607131468342030259911.jpg

883 ms

201607021467458829580240.jpg

201607021467458829580240.jpg

676 ms

11.jpg

11.jpg

222 ms

13.jpg

13.jpg

678 ms

18.jpg

18.jpg

445 ms

20.jpg

20.jpg

449 ms

3.jpg

3.jpg

682 ms

9.jpg

9.jpg

686 ms

26.jpg

26.jpg

1114 ms

23.jpg

23.jpg

900 ms

10.jpg

10.jpg

905 ms

2.jpg

2.jpg

902 ms

14.jpg

14.jpg

909 ms

4.jpg

4.jpg

1103 ms

ad.gif

ad.gif

1347 ms

qrcode.jpg

qrcode.jpg

1124 ms

sina.png

sina.png

1130 ms

tencent.png

tencent.png

1130 ms

qq.png

qq.png

1434 ms

18.jpg

18.jpg

1437 ms

31.jpg

31.jpg

1429 ms

23.jpg

23.jpg

1436 ms

28.jpg

28.jpg

1437 ms

2.jpg

2.jpg

1569 ms

33.jpg

33.jpg

1649 ms

35.jpg

35.jpg

1740 ms

16.jpg

16.jpg

1664 ms

25.jpg

25.jpg

1742 ms

14.jpg

14.jpg

1659 ms

24.jpg

24.jpg

1792 ms

22.jpg

22.jpg

1869 ms

9.jpg

9.jpg

1881 ms

32.jpg

32.jpg

1889 ms

34.jpg

34.jpg

1851 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

490 ms

hm.js

hm.js

448 ms

push.js

push.js

1018 ms

11.0.1.js

11.0.1.js

877 ms

27.jpg

27.jpg

1744 ms

bg_friendlink.jpg

bg_friendlink.jpg

1794 ms

weibo.jpg

weibo.jpg

1647 ms

hm.js

hm.js

1029 ms

index.php

index.php

1259 ms

ab77b6ea7f3fbf79.js

ab77b6ea7f3fbf79.js

237 ms

grey.gif

grey.gif

854 ms

hm.gif

hm.gif

341 ms

weiboShow.css

weiboShow.css

1018 ms

skin_default.css

skin_default.css

1366 ms

gaea_1_20.js

gaea_1_20.js

905 ms

show.js

show.js

907 ms

suda.js

suda.js

1347 ms

6492478atw1egtqx0nvr7j21kw2dcx6q.jpg

6492478atw1egtqx0nvr7j21kw2dcx6q.jpg

1249 ms

6492478aly1fzvdkcg6cxj20r40dw42s.jpg

6492478aly1fzvdkcg6cxj20r40dw42s.jpg

826 ms

wb_logo16_a.png

wb_logo16_a.png

499 ms

icon_user.png

icon_user.png

530 ms

btns_bg.png

btns_bg.png

333 ms

icon_follow.png

icon_follow.png

514 ms

bg_trans.png

bg_trans.png

305 ms

icon_tips.png

icon_tips.png

301 ms

a.gif

a.gif

1198 ms

tmp.gif

tmp.gif

1111 ms

Accessibility Review

chenchanglong.com accessibility score

84

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

<frame> or <iframe> elements do not have a title

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

chenchanglong.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

chenchanglong.com SEO score

100

Search Engine Optimization Advices

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

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chenchanglong.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Chenchanglong.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

chenchanglong.com

Open Graph description is not detected on the main page of Chen Chang Long. 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: