Tools & Wizards About Us
jlsairsea.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

jlsairsea.com

JLSairsea Yida International Freight Forwarding Agency Co., Ltd.

Page Load Speed

12.4 sec in total

First Response

1.2 sec

Resources Loaded

10.8 sec

Page Rendered

423 ms

jlsairsea.com screenshot

About Website

Visit jlsairsea.com now to see the best up-to-date JLSairsea content and also check out these interesting facts you probably never knew about jlsairsea.com

JLS 集团是一家大型的物流集团公司，国内外分公司和代理网络齐全，遍布世界一千多个港口及城市。过去十多年来JLS集团在中国积极扩展物流市场，与国内伙伴成立合营公司，或独资自设分公司及代表处，现在已於下列国内主要城市成熟地经营物流业务：北京、成都、大连、福州、广州、宁波、莆田、青岛、上海、深圳、天津、厦门。其中北京、青岛、上海、厦门等分公司均有一级货运牌。

Visit jlsairsea.com

Key Findings

We analyzed Jlsairsea.com page load time and found that the first response time was 1.2 sec and then it took 11.2 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

jlsairsea.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.887

3/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

Network Requests Diagram

1189 ms

jquery.min.js

1528 ms

bootstrap.min.css

1340 ms

font-awesome.min.css

671 ms

style.css

1576 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 83% of them (49 requests) were addressed to the original Jlsairsea.com, 10% (6 requests) were made to Hm.baidu.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (6.9 sec) belongs to the original domain Jlsairsea.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 660.7 kB (27%)

Content Size

2.5 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jlsairsea.com main page is 2.5 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. 45% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 120.0 kB

  • Original 155.9 kB
  • After minification 146.5 kB
  • After compression 35.9 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 120.0 kB or 77% of the original size.

Image Optimization

-8%

Potential reduce by 133.6 kB

  • Original 1.8 MB
  • After minification 1.6 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. JLSairsea images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 170.4 kB

  • Original 248.6 kB
  • After minification 207.0 kB
  • After compression 78.2 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 170.4 kB or 69% of the original size.

CSS Optimization

-83%

Potential reduce by 236.7 kB

  • Original 285.5 kB
  • After minification 264.7 kB
  • After compression 48.8 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. Jlsairsea.com needs all CSS files to be minified and compressed as it can save up to 236.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (18%)

Requests Now

56

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JLSairsea. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

1189 ms

jquery.min.js

jquery.min.js

1528 ms

bootstrap.min.css

bootstrap.min.css

1340 ms

font-awesome.min.css

font-awesome.min.css

671 ms

style.css

style.css

1576 ms

magnific-popup.css

magnific-popup.css

463 ms

main.css

main.css

882 ms

bootstrap.min.js

bootstrap.min.js

875 ms

bootstrap.min.js

bootstrap.min.js

887 ms

jquery.min.js

jquery.min.js

1334 ms

bootstrap.min.css

bootstrap.min.css

1325 ms

font-awesome.min.css

font-awesome.min.css

666 ms

hm.js

hm.js

1702 ms

logo.png

logo.png

648 ms

weixin.jpg

weixin.jpg

1527 ms

1.jpg

1.jpg

2187 ms

2_ky.jpg

2_ky.jpg

3816 ms

3_dxsb.jpg

3_dxsb.jpg

2621 ms

4_tzg.jpg

4_tzg.jpg

2373 ms

5_antonov_an-124_ruslan_loads_bombardier_train.jpg

5_antonov_an-124_ruslan_loads_bombardier_train.jpg

3074 ms

6.jpg

6.jpg

3063 ms

7_car_carrier_galaxy_leader-copy.jpg

7_car_carrier_galaxy_leader-copy.jpg

4190 ms

8_Iron-Ore_Port-Hedland_Australia_2012_20_hires.jpg

8_Iron-Ore_Port-Hedland_Australia_2012_20_hires.jpg

3921 ms

1-360x240.jpg

1-360x240.jpg

3286 ms

2_iso_tank%201.jpg

2_iso_tank%201.jpg

3723 ms

3-360x240.jpg

3-360x240.jpg

3742 ms

top1.jpg

top1.jpg

4829 ms

300x170.png

300x170.png

4173 ms

signature.png

signature.png

4180 ms

nissan.png

nissan.png

4257 ms

bayer.png

bayer.png

4581 ms

liugong.png

liugong.png

4620 ms

ge.png

ge.png

4840 ms

zeiss.png

zeiss.png

4855 ms

fspg.png

fspg.png

4693 ms

meibiao.png

meibiao.png

5247 ms

lizhu.png

lizhu.png

5058 ms

hbf.png

hbf.png

5129 ms

meixin.png

meixin.png

5492 ms

sanjing.png

sanjing.png

5296 ms

yiliduo.png

yiliduo.png

5730 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

6182 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

6296 ms

core_values_bg.jpg

core_values_bg.jpg

6097 ms

h.js

h.js

1593 ms

transport-features.jpg

transport-features.jpg

6452 ms

transport-features-open.png

transport-features-open.png

5540 ms

transport-features-lock.png

transport-features-lock.png

5522 ms

counter_bg.jpg

counter_bg.jpg

6891 ms

hm.js

hm.js

1203 ms

h.js

h.js

1508 ms

hm.gif

hm.gif

659 ms

21.gif

21.gif

1577 ms

hm.gif

hm.gif

327 ms

analytics.js

analytics.js

11 ms

typeahead.bundle.js

typeahead.bundle.js

3257 ms

typeahead.bundle.js

typeahead.bundle.js

3331 ms

collect

collect

25 ms

js

js

64 ms

Accessibility Review

jlsairsea.com accessibility score

65

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes are not valid or misspelled

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

jlsairsea.com 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

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

jlsairsea.com SEO score

75

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    ZH

  • Encoding

    UTF-8

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

jlsairsea.com

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