Tools & Wizards About Us
chinapst.en.alibaba.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

chinapst.en.alibaba.com

Company Overview - Shenzhen Professional Security Technology Co., Limited

Page Load Speed

2.8 sec in total

First Response

239 ms

Resources Loaded

2.2 sec

Page Rendered

323 ms

chinapst.en.alibaba.com screenshot

About Website

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

Shenzhen Professional Security Technology Co., Limited Products:Alarm Systems, Smart Cameras, Smart Locks, Smart Lighting, Switches & Plugs & Sockets

Visit chinapst.en.alibaba.com

Key Findings

We analyzed Chinapst.en.alibaba.com page load time and found that the first response time was 239 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

chinapst.en.alibaba.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

62/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value7.5 s

26/100

10%

TBT (Total Blocking Time)

Value3,880 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.529

14/100

15%

TTI (Time to Interactive)

Value23.8 s

1/100

10%

Network Requests Diagram

chinapst.en.alibaba.com

239 ms

chinapst.en.alibaba.com

304 ms

46 ms

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

44 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

90 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Chinapst.en.alibaba.com, 46% (16 requests) were made to S.alicdn.com and 14% (5 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 742.1 kB (42%)

Content Size

1.8 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Chinapst.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. 55% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 380.7 kB

  • Original 464.1 kB
  • After minification 463.4 kB
  • After compression 83.4 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. 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 380.7 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 948 B

  • Original 42.2 kB
  • After minification 41.3 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. Chinapst En Alibaba images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 360.5 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 915.4 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 360.5 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (39%)

Requests Now

33

After Optimization

20

  • AJAX
  • Images
  • JavaScript

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chinapst 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 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chinapst.en.alibaba.com

chinapst.en.alibaba.com

239 ms

chinapst.en.alibaba.com

chinapst.en.alibaba.com

304 ms

46 ms

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

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

44 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

90 ms

69 ms

renderHeader.js

renderHeader.js

54 ms

H8513cc784d044d6a87d89116c1bbd016q.jpg

H8513cc784d044d6a87d89116c1bbd016q.jpg

733 ms

H1cbd9dea447146ea82f34863e74669b8W.jpg

H1cbd9dea447146ea82f34863e74669b8W.jpg

893 ms

H2ee1cf1c5fbb4b1289e2f2502af2b5d3j.jpg

H2ee1cf1c5fbb4b1289e2f2502af2b5d3j.jpg

1823 ms

awsc.js

awsc.js

43 ms

16 ms

7.gif

7.gif

138 ms

index.js

index.js

7 ms

index.js

index.js

9 ms

et_n.js

et_n.js

12 ms

um.js

um.js

85 ms

baxiaCommon.js

baxiaCommon.js

8 ms

wcfg.json

wcfg.json

947 ms

rp

rp

938 ms

Hacca6efcec654331b6a70bc4626588251.png

Hacca6efcec654331b6a70bc4626588251.png

988 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

24 ms

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

25 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

24 ms

H3b674454e4e5408db3a32ab37efdb81e1.jpg

H3b674454e4e5408db3a32ab37efdb81e1.jpg

499 ms

Ae5a2a1db6a2342908b47e7ee06db10f1m.png

Ae5a2a1db6a2342908b47e7ee06db10f1m.png

829 ms

Ha93cbb27ffa1427882080a8b440c8b3bU.jpg

Ha93cbb27ffa1427882080a8b440c8b3bU.jpg

981 ms

Hbd732aa1b5514c70a1d1dc660f8f8c2fx.jpg

Hbd732aa1b5514c70a1d1dc660f8f8c2fx.jpg

1532 ms

Hb5a9157abaf54a68a9c34b3c6844d38f4.jpg

Hb5a9157abaf54a68a9c34b3c6844d38f4.jpg

693 ms

H3c7d2ef0401042ccafe4549c8c94f4315.jpg

H3c7d2ef0401042ccafe4549c8c94f4315.jpg

1655 ms

H820f549729254f01889b7dde5a3be505D.jpg

H820f549729254f01889b7dde5a3be505D.jpg

1548 ms

wu.json

wu.json

707 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

30 ms

eg.js

eg.js

3 ms

Accessibility Review

chinapst.en.alibaba.com accessibility score

70

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

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

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

chinapst.en.alibaba.com best practices score

92

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

Missing source maps for large first-party JavaScript

SEO Factors

chinapst.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 Chinapst.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 Chinapst.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

chinapst.en.alibaba.com

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