Tools & Wizards About Us
chinaair.com.vn screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

chinaair.com.vn

China Airlines - Đại lý China Airlines chính thức Việt Nam

Page Load Speed

8.6 sec in total

First Response

2.2 sec

Resources Loaded

6.1 sec

Page Rendered

237 ms

chinaair.com.vn screenshot

About Website

Welcome to chinaair.com.vn homepage info - get ready to check China Air best content for Vietnam right away, or after learning these important things about chinaair.com.vn

Đại lý ủy quyền China Airlines ✪ Hà Nội ✪ Hồ Chí Minh.✅Hỗ trợ & Tư vấn: ✓Đặt vé ✓ Hoàn vé đổi ngày bay China Airlines , ⭐ Giảm 15% vé máy bay đi Đài Loan, Trung Quốc

Visit chinaair.com.vn

Key Findings

We analyzed Chinaair.com.vn page load time and found that the first response time was 2.2 sec and then it took 6.4 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

chinaair.com.vn performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value12.8 s

2/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value16.5 s

5/100

10%

Network Requests Diagram

chinaair.com.vn

2196 ms

font-awesome.min.css

694 ms

style.min.css

950 ms

css

23 ms

js_composer.min.css

1179 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 76% of them (63 requests) were addressed to the original Chinaair.com.vn, 16% (13 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Chinaair.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 531.7 kB (44%)

Content Size

1.2 MB

After Optimization

680.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chinaair.com.vn main page is 1.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 578.9 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 120.9 kB

  • Original 150.5 kB
  • After minification 135.8 kB
  • After compression 29.6 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 120.9 kB or 80% of the original size.

Image Optimization

-15%

Potential reduce by 16.3 kB

  • Original 111.8 kB
  • After minification 95.5 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, China Air needs image optimization as it can save up to 16.3 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

-42%

Potential reduce by 241.8 kB

  • Original 578.9 kB
  • After minification 578.8 kB
  • After compression 337.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 241.8 kB or 42% of the original size.

CSS Optimization

-41%

Potential reduce by 152.8 kB

  • Original 371.4 kB
  • After minification 371.4 kB
  • After compression 218.6 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. Chinaair.com.vn needs all CSS files to be minified and compressed as it can save up to 152.8 kB or 41% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (62%)

Requests Now

66

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of China Air. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chinaair.com.vn

chinaair.com.vn

2196 ms

font-awesome.min.css

font-awesome.min.css

694 ms

style.min.css

style.min.css

950 ms

css

css

23 ms

js_composer.min.css

js_composer.min.css

1179 ms

Defaults.css

Defaults.css

700 ms

style.min.css

style.min.css

471 ms

info-banner.min.css

info-banner.min.css

720 ms

animate.min.css

animate.min.css

932 ms

jquery-ui.min.css

jquery-ui.min.css

938 ms

style.css

style.css

946 ms

smartslider.min.css

smartslider.min.css

959 ms

jquery.min.js

jquery.min.js

1237 ms

jquery-migrate.min.js

jquery-migrate.min.js

990 ms

jquery-3.1.0.min.js

jquery-3.1.0.min.js

1014 ms

jquery-ui.min.js

jquery-ui.min.js

1671 ms

jquery-migrate-1.4.1.min.js

jquery-migrate-1.4.1.min.js

1014 ms

jquery.cookie.js

jquery.cookie.js

1181 ms

jquery.ui.datepicker-en-GB.js

jquery.ui.datepicker-en-GB.js

1224 ms

ui.datepicker.lunar.min.js

ui.datepicker.lunar.min.js

1332 ms

Date.js

Date.js

1282 ms

Common.js

Common.js

1428 ms

Search-TD22.js

Search-TD22.js

1504 ms

ultimate-params.min.js

ultimate-params.min.js

1473 ms

jquery-appear.min.js

jquery-appear.min.js

1523 ms

info-banner.min.js

info-banner.min.js

1569 ms

js

js

67 ms

js

js

116 ms

n2.min.js

n2.min.js

1703 ms

smartslider-frontend.min.js

smartslider-frontend.min.js

1759 ms

ss-simple.min.js

ss-simple.min.js

1758 ms

w-arrow-image.min.js

w-arrow-image.min.js

1762 ms

SearchForm.css

SearchForm.css

1587 ms

bootstrap.css

bootstrap.css

1678 ms

DMCABadgeHelper.min.js

DMCABadgeHelper.min.js

53 ms

background-style.min.css

background-style.min.css

1719 ms

tagdiv_theme.min.js

tagdiv_theme.min.js

2080 ms

comment-reply.min.js

comment-reply.min.js

1765 ms

js_composer_front.min.js

js_composer_front.min.js

1833 ms

ultimate_bg.min.js

ultimate_bg.min.js

1853 ms

custom.min.js

custom.min.js

1936 ms

style.css

style.css

1954 ms

dmca-badge-w150-5x1-02.png

dmca-badge-w150-5x1-02.png

213 ms

China_Airlines-2018-300x50.png

China_Airlines-2018-300x50.png

343 ms

bn-china-t12-nam-moi.webp

bn-china-t12-nam-moi.webp

544 ms

bn-china-t9.webp

bn-china-t9.webp

282 ms

BNCHINA-t9.webp

BNCHINA-t9.webp

612 ms

banner-chinaair1-t9.webp

banner-chinaair1-t9.webp

281 ms

close-red.png

close-red.png

342 ms

doive-china-avv.webp

doive-china-avv.webp

544 ms

hanh-ly-china-ai-1661.webp

hanh-ly-china-ai-1661.webp

612 ms

tpe.webp

tpe.webp

764 ms

bac-kinh.webp

bac-kinh.webp

787 ms

cz-lax.webp

cz-lax.webp

725 ms

cz-san.webp

cz-san.webp

737 ms

Hoan-doi-ve-China-Arlines-324x160.jpg

Hoan-doi-ve-China-Arlines-324x160.jpg

790 ms

tiep-vien-china-airlines1-324x160.jpg

tiep-vien-china-airlines1-324x160.jpg

789 ms

khuyet-tat-324x160.jpg

khuyet-tat-324x160.jpg

964 ms

bay-cung-china-air-324x160.jpg

bay-cung-china-air-324x160.jpg

974 ms

gon-324x160.jpg

gon-324x160.jpg

1007 ms

hanh-ly-xach-tay-2-324x160.jpg

hanh-ly-xach-tay-2-324x160.jpg

1033 ms

phone-call24.svg

phone-call24.svg

1036 ms

zalo23.svg

zalo23.svg

1023 ms

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KFOlCnqEu92Fr1MmWUlfBBc9.ttf

54 ms

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55 ms

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56 ms

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56 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

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55 ms

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56 ms

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56 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1013 ms

newspaper.woff

newspaper.woff

995 ms

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57 ms

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58 ms

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58 ms

Defaults.woff

Defaults.woff

1266 ms

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57 ms

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58 ms

app.js

app.js

124 ms

flower-white.png

flower-white.png

992 ms

19102e53410.app.js

19102e53410.app.js

155 ms

bn-cz-3-71.webp

bn-cz-3-71.webp

875 ms

Accessibility Review

chinaair.com.vn accessibility score

86

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

chinaair.com.vn best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

chinaair.com.vn SEO score

93

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

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chinaair.com.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed English language. Our system also found out that Chinaair.com.vn 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

chinaair.com.vn

Open Graph data is detected on the main page of China Air. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: