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en.bcia.com.cn screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 0

    Best Practices

  • 82

    SEO

    Google-friendlier than
    44% of websites

en.bcia.com.cn

Page Load Speed

9.6 sec in total

First Response

2.2 sec

Resources Loaded

7.2 sec

Page Rendered

186 ms

en.bcia.com.cn screenshot

About Website

Visit en.bcia.com.cn now to see the best up-to-date En Bcia content for China and also check out these interesting facts you probably never knew about en.bcia.com.cn

BCIA

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Key Findings

We analyzed En.bcia.com.cn page load time and found that the first response time was 2.2 sec and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

en.bcia.com.cn performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value23.6 s

0/100

25%

SI (Speed Index)

Value29.5 s

0/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.482

17/100

15%

TTI (Time to Interactive)

Value16.8 s

5/100

10%

Network Requests Diagram

en.bcia.com.cn

2180 ms

imgonload.js

508 ms

global.css

769 ms

home.css

1029 ms

nav.css

792 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 92% of them (90 requests) were addressed to the original En.bcia.com.cn, 5% (5 requests) were made to Google-analytics.com and 3% (3 requests) were made to Bcia.com.cn. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain En.bcia.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 518.8 kB (40%)

Content Size

1.3 MB

After Optimization

774.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of En.bcia.com.cn main page is 1.3 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. 20% of websites need less resources to load. Images take 967.7 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 23.3 kB

  • Original 29.7 kB
  • After minification 26.4 kB
  • After compression 6.4 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 3.3 kB, which is 11% 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 23.3 kB or 78% of the original size.

Image Optimization

-31%

Potential reduce by 298.7 kB

  • Original 967.7 kB
  • After minification 669.0 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, En Bcia needs image optimization as it can save up to 298.7 kB or 31% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 158.3 kB

  • Original 248.3 kB
  • After minification 231.2 kB
  • After compression 90.0 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 158.3 kB or 64% of the original size.

CSS Optimization

-81%

Potential reduce by 38.5 kB

  • Original 47.3 kB
  • After minification 42.0 kB
  • After compression 8.8 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. En.bcia.com.cn needs all CSS files to be minified and compressed as it can save up to 38.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (31%)

Requests Now

97

After Optimization

67

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of En Bcia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

en.bcia.com.cn

en.bcia.com.cn

2180 ms

imgonload.js

imgonload.js

508 ms

global.css

global.css

769 ms

home.css

home.css

1029 ms

nav.css

nav.css

792 ms

flight.css

flight.css

1055 ms

jquery.autocomplete.css

jquery.autocomplete.css

760 ms

nav.js

nav.js

978 ms

jquery.min.1.8.js

jquery.min.1.8.js

2029 ms

flash.js

flash.js

1022 ms

urchin.js

urchin.js

21 ms

lang.js

lang.js

631 ms

tab.js

tab.js

328 ms

tips_left.js

tips_left.js

493 ms

jsMsg.jsp

jsMsg.jsp

551 ms

comm.js

comm.js

554 ms

jquery.autocomplete.js

jquery.autocomplete.js

851 ms

flightInfo_zh.js

flightInfo_zh.js

1072 ms

home_ad.js

home_ad.js

590 ms

body_bj.jpg

body_bj.jpg

249 ms

hot_phone_bj.png

hot_phone_bj.png

267 ms

security_bj.png

security_bj.png

259 ms

aboutus_bj.png

aboutus_bj.png

261 ms

top_bj.gif

top_bj.gif

262 ms

logo.png

logo.png

267 ms

banner.jpg

banner.jpg

1230 ms

ico1.png

ico1.png

509 ms

2015070701.jpg

2015070701.jpg

771 ms

yd_ico1.gif

yd_ico1.gif

515 ms

yd_ico2.gif

yd_ico2.gif

532 ms

yd_ico3.gif

yd_ico3.gif

530 ms

yd_ico4.gif

yd_ico4.gif

761 ms

yd_ico5.gif

yd_ico5.gif

772 ms

yd_ico6.gif

yd_ico6.gif

793 ms

yd_ico7.gif

yd_ico7.gif

796 ms

yd_ico8.gif

yd_ico8.gif

1014 ms

yd_ico9.gif

yd_ico9.gif

1025 ms

yd_ico10.gif

yd_ico10.gif

1029 ms

baiduche0905.png

baiduche0905.png

1060 ms

yd_ico12.gif

yd_ico12.gif

1062 ms

yd_ico13.gif

yd_ico13.gif

1268 ms

zhongzhuan0905.png

zhongzhuan0905.png

1283 ms

yd_ico15.gif

yd_ico15.gif

1285 ms

download.jpg

download.jpg

1327 ms

lodding.gif

lodding.gif

1327 ms

2015062503.jpg

2015062503.jpg

1725 ms

home_ad5.jpg

home_ad5.jpg

1529 ms

home_2012_0316_01.jpg

home_2012_0316_01.jpg

1796 ms

home_2012_0316_02.jpg

home_2012_0316_02.jpg

1799 ms

ad1.jpg

ad1.jpg

1593 ms

ad2.jpg

ad2.jpg

1591 ms

lodding.gif

lodding.gif

1784 ms

ad120314.jpg

ad120314.jpg

2122 ms

ad11.jpg

ad11.jpg

2125 ms

2015062504.jpg

2015062504.jpg

1962 ms

__utm.gif

__utm.gif

16 ms

ga.js

ga.js

11 ms

flight_words.js

flight_words.js

1098 ms

__utm.gif

__utm.gif

11 ms

__utm.gif

__utm.gif

17 ms

ad7.jpg

ad7.jpg

2053 ms

ad20130326.jpg

ad20130326.jpg

1808 ms

ad20130222.jpg

ad20130222.jpg

1807 ms

ad41.jpg

ad41.jpg

1965 ms

foot_link1.gif

foot_link1.gif

2058 ms

foot_link2.gif

foot_link2.gif

2059 ms

foot_link4.gif

foot_link4.gif

1885 ms

weixin0122.gif

weixin0122.gif

1883 ms

xinlang.gif

xinlang.gif

1944 ms

copy.gif

copy.gif

2023 ms

nav_shadow.png

nav_shadow.png

1818 ms

nav_home.gif

nav_home.gif

1814 ms

nav_info.gif

nav_info.gif

1885 ms

nav_guide.gif

nav_guide.gif

1871 ms

nav_traffic.gif

nav_traffic.gif

1924 ms

nav_service.gif

nav_service.gif

1792 ms

nav_online.gif

nav_online.gif

1811 ms

nav_business.gif

nav_business.gif

1811 ms

sub_1_ul_bj.jpg

sub_1_ul_bj.jpg

1864 ms

line.gif

line.gif

1867 ms

ico_bj.gif

ico_bj.gif

1738 ms

nav_bg.png

nav_bg.png

1794 ms

sub_2_ul_bj.jpg

sub_2_ul_bj.jpg

1810 ms

sub_3_ul_bj.jpg

sub_3_ul_bj.jpg

1811 ms

sub_4_ul_bj.jpg

sub_4_ul_bj.jpg

1863 ms

sub_5_ul_bj.jpg

sub_5_ul_bj.jpg

1866 ms

sub_6_ul_bj.jpg

sub_6_ul_bj.jpg

1682 ms

wy.png

wy.png

1723 ms

weather_btn.png

weather_btn.png

1756 ms

home_list_name.jpg

home_list_name.jpg

1634 ms

home_tab_bj.gif

home_tab_bj.gif

1670 ms

ipt_bj.gif

ipt_bj.gif

1664 ms

search_ico.gif

search_ico.gif

1659 ms

search_btn.png

search_btn.png

1597 ms

news_list_ico.gif

news_list_ico.gif

1546 ms

home_tab4_bj.gif

home_tab4_bj.gif

1555 ms

news_jdt_btn_bj.gif

news_jdt_btn_bj.gif

1597 ms

news_jdt_btn.gif

news_jdt_btn.gif

1577 ms

Accessibility Review

en.bcia.com.cn accessibility score

55

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.

SEO Factors

en.bcia.com.cn SEO score

82

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise En.bcia.com.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that En.bcia.com.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

en.bcia.com.cn

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