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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
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.
ptstec.net performance score
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 size can be reduced by 48.3 kB (11%)
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.
Potential reduce by 11.8 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.
Potential reduce by 374 B
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.
Potential reduce by 35.7 kB
Potential reduce by 397 B
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.
Number of requests can be reduced by 16 (48%)
ptstec.net accessibility score
These are opportunities to improve the legibility of your content.
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.
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
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.
<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.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
These items highlight common accessibility best practices.
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
ptstec.net best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Displays images with incorrect aspect ratio
Serves images with low resolution
Page has valid source maps
ptstec.net SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have [alt] attributes
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/).
Document uses legible font sizes
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.
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: