17 sec in total
753 ms
16.1 sec
181 ms
Welcome to sz-toppower.com homepage info - get ready to check Sz TOP POWER best content right away, or after learning these important things about sz-toppower.com
Shenzhen Top Power Co.,Ltd provide UL62368,IEC62368,EN61558,EN60335 standard Power supply,AC Adapter,Battery charger,Switching Adaptor with UL GS CE FCC SAA RCM UKCA certificates from China
Visit sz-toppower.comWe analyzed Sz-toppower.com page load time and found that the first response time was 753 ms and then it took 16.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
sz-toppower.com performance score
name
value
score
weighting
Value4.5 s
14/100
10%
Value13.0 s
0/100
25%
Value5.7 s
51/100
10%
Value110 ms
98/100
30%
Value0.221
56/100
15%
Value5.7 s
69/100
10%
753 ms
41 ms
3414 ms
284 ms
146 ms
Our browser made a total of 28 requests to load all elements on the main page. We found that 79% of them (22 requests) were addressed to the original Sz-toppower.com, 4% (1 request) were made to S11.cnzz.com and 4% (1 request) were made to Oz.cnzz.com. The less responsive or slowest element that took the longest time to load (10.3 sec) relates to the external source Pcookie.cnzz.com.
Page size can be reduced by 85.1 kB (18%)
477.5 kB
392.4 kB
In fact, the total size of Sz-toppower.com main page is 477.5 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. 20% of websites need less resources to load. Images take 443.7 kB which makes up the majority of the site volume.
Potential reduce by 15.3 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 2.4 kB, which is 13% 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 15.3 kB or 80% of the original size.
Potential reduce by 59.9 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, Sz TOP POWER needs image optimization as it can save up to 59.9 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 6.9 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 6.9 kB or 64% of the original size.
Potential reduce by 3.0 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. Sz-toppower.com needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 73% of the original size.
Number of requests can be reduced by 8 (31%)
26
18
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sz TOP POWER. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
sz-toppower.com
753 ms
bule_2.css
41 ms
stat.php
3414 ms
logo.gif
284 ms
cn.gif
146 ms
en.gif
225 ms
bg.jpg
206 ms
button_bg.jpg
235 ms
menu_bg.gif
206 ms
menu_close.gif
204 ms
skype.gif
211 ms
more.gif
234 ms
288_0.jpg
338 ms
289_0.jpg
302 ms
287_0.jpg
345 ms
286_0.jpg
334 ms
285_0.jpg
371 ms
284_0.jpg
303 ms
283_0.jpg
382 ms
272_0.jpg
383 ms
baidu_com.jpg
378 ms
google_com.jpg
374 ms
2014-4-5-6-49-59.jpg
379 ms
stat.htm
163 ms
core.php
715 ms
9.gif
845 ms
pic.gif
762 ms
app.gif
10317 ms
sz-toppower.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
sz-toppower.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
sz-toppower.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sz-toppower.com 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 Sz-toppower.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.
sz-toppower.com
Open Graph description is not detected on the main page of Sz TOP POWER. 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: