Tools & Wizards About Us
ptstec.net screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    56% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

ptstec.net

HOME-linear heat detector,linear heat detector producer-Beijing P.T. Security Technology Co., Ltd.

Page Load Speed

3 sec in total

First Response

532 ms

Resources Loaded

2 sec

Page Rendered

443 ms

ptstec.net screenshot

About Website

Click here to check amazing Ptstec content. Otherwise, check out these important facts you probably never knew about ptstec.net

P.T. Security Technology Co.，Ltd.(Simplified as PTS) is a leading manufacturer of linear heat detector,linear heat detector producer. PTS aims to become a global leader in Linear Heat Detection System...

Visit ptstec.net

Key Findings

We analyzed Ptstec.net page load time and found that the first response time was 532 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

ptstec.net performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

16/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value5,140 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value8.4 s

38/100

10%

Network Requests Diagram

ptstec.net

532 ms

gtm.js

59 ms

gtm.js

89 ms

googlepc01.css

604 ms

basejquery.js

607 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 9% of them (3 requests) were addressed to the original Ptstec.net, 69% (24 requests) were made to En.chenggongyi.com and 6% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (785 ms) relates to the external source Float2006.tq.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 48.3 kB (11%)

Content Size

450.2 kB

After Optimization

402.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ptstec.net main page is 450.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Images take 328.0 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 11.8 kB

  • Original 16.3 kB
  • After minification 14.6 kB
  • After compression 4.5 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 1.7 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 11.8 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 374 B

  • Original 328.0 kB
  • After minification 327.6 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. Ptstec images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 35.7 kB

  • Original 102.6 kB
  • After minification 102.6 kB
  • After compression 66.9 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 35.7 kB or 35% of the original size.

CSS Optimization

-12%

Potential reduce by 397 B

  • Original 3.3 kB
  • After minification 3.3 kB
  • After compression 2.9 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. Ptstec.net needs all CSS files to be minified and compressed as it can save up to 397 B or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (48%)

Requests Now

33

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ptstec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ptstec.net

ptstec.net

532 ms

gtm.js

gtm.js

59 ms

gtm.js

gtm.js

89 ms

googlepc01.css

googlepc01.css

604 ms

basejquery.js

basejquery.js

607 ms

SwitchPic.js

SwitchPic.js

604 ms

Jquery-1.9.1.min.js

Jquery-1.9.1.min.js

731 ms

ietext.js

ietext.js

64 ms

floatcard

floatcard

785 ms

tel.png

tel.png

67 ms

email.png

email.png

66 ms

15575063152564.png

15575063152564.png

66 ms

14956416528676.jpg

14956416528676.jpg

216 ms

index_06.jpg

index_06.jpg

152 ms

index_09.jpg

index_09.jpg

147 ms

14955378717719.jpg

14955378717719.jpg

175 ms

14955376639411.jpg

14955376639411.jpg

335 ms

16329323987148.jpg

16329323987148.jpg

339 ms

14948463551146.jpg

14948463551146.jpg

281 ms

14948463553438.jpg

14948463553438.jpg

282 ms

15765186636640.jpg

15765186636640.jpg

286 ms

14948463553054.jpg

14948463553054.jpg

279 ms

14948463555736.jpg

14948463555736.jpg

410 ms

gbico.gif

gbico.gif

340 ms

index_35.png

index_35.png

341 ms

facebook.png

facebook.png

349 ms

jiantou.png

jiantou.png

394 ms

pmessage.php

pmessage.php

124 ms

analytics.js

analytics.js

48 ms

all_20100501.js

all_20100501.js

705 ms

collect

collect

36 ms

basejquery.js

basejquery.js

239 ms

ietext.js

ietext.js

241 ms

collect

collect

37 ms

ga-audiences

ga-audiences

44 ms

Accessibility Review

ptstec.net accessibility score

69

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

High

Links do not have a discernible name

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

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

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

ptstec.net 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

ptstec.net SEO score

92

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

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ptstec.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Ptstec.net 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

ptstec.net

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