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tianjuncard.en.alibaba.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

tianjuncard.en.alibaba.com

Shenzhen Tianjun Smart Card Co., Ltd. - RFID Card, Hotel Card

Page Load Speed

2.6 sec in total

First Response

330 ms

Resources Loaded

2.1 sec

Page Rendered

166 ms

tianjuncard.en.alibaba.com screenshot

About Website

Welcome to tianjuncard.en.alibaba.com homepage info - get ready to check Tianjun Card En Alibaba best content for China right away, or after learning these important things about tianjuncard.en.alibaba.com

Shenzhen Tianjun Smart Card Co., Ltd., Experts in Manufacturing and Exporting RFID Card, Hotel Card and 0 more Products.

Visit tianjuncard.en.alibaba.com

Key Findings

We analyzed Tianjuncard.en.alibaba.com page load time and found that the first response time was 330 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

tianjuncard.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value13.8 s

1/100

10%

TBT (Total Blocking Time)

Value5,480 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value23.9 s

1/100

10%

Network Requests Diagram

tianjuncard.en.alibaba.com

330 ms

tianjuncard.en.alibaba.com

201 ms

116 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

112 ms

index.js

345 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 8% of them (2 requests) were addressed to the original Tianjuncard.en.alibaba.com, 28% (7 requests) were made to S.alicdn.com and 20% (5 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 755.4 kB (42%)

Content Size

1.8 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Tianjuncard.en.alibaba.com main page is 1.8 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. 30% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 323.8 kB

  • Original 402.9 kB
  • After minification 402.2 kB
  • After compression 79.1 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 323.8 kB or 80% of the original size.

Image Optimization

-55%

Potential reduce by 37.6 kB

  • Original 68.2 kB
  • After minification 30.6 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, Tianjun Card En Alibaba needs image optimization as it can save up to 37.6 kB or 55% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-30%

Potential reduce by 393.9 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 930.0 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 393.9 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (48%)

Requests Now

23

After Optimization

12

  • AJAX
  • Images
  • JavaScript

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tianjun Card En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tianjuncard.en.alibaba.com

tianjuncard.en.alibaba.com

330 ms

tianjuncard.en.alibaba.com

tianjuncard.en.alibaba.com

201 ms

116 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

112 ms

index.js

index.js

345 ms

index.js

index.js

114 ms

renderHeader.js

renderHeader.js

290 ms

H2b2c717c81ef4f5e840c2242cf0398aaD.jpg

H2b2c717c81ef4f5e840c2242cf0398aaD.jpg

908 ms

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

126 ms

Hf903c76e480a402390fc3787d965e93dg.jpg

Hf903c76e480a402390fc3787d965e93dg.jpg

674 ms

H16bb38bf07e4473eadc6a7d3d164f3c7W.jpg

H16bb38bf07e4473eadc6a7d3d164f3c7W.jpg

776 ms

H16235a2aefb34873ae68c57bcce6d8e57.jpg

H16235a2aefb34873ae68c57bcce6d8e57.jpg

909 ms

He60c22a0b17d46f5aaa393ccef5e3724z.png

He60c22a0b17d46f5aaa393ccef5e3724z.png

1047 ms

H71f6972f1923474f8b3b6db23eb73f8cC.jpg

H71f6972f1923474f8b3b6db23eb73f8cC.jpg

680 ms

Ha94dfa59e5044c8ead424c7ad4141ff5K.jpg

Ha94dfa59e5044c8ead424c7ad4141ff5K.jpg

675 ms

awsc.js

awsc.js

228 ms

159 ms

7.gif

7.gif

188 ms

et_n.js

et_n.js

12 ms

um.js

um.js

122 ms

wu.json

wu.json

436 ms

um.json

um.json

54 ms

getUmid.do

getUmid.do

252 ms

eg.js

eg.js

3 ms

index.js

index.js

4 ms

Accessibility Review

tianjuncard.en.alibaba.com accessibility score

73

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

Image elements do not have [alt] attributes

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

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

tianjuncard.en.alibaba.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

tianjuncard.en.alibaba.com SEO score

79

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

tianjuncard.en.alibaba.com

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