7.7 sec in total
1.5 sec
5.9 sec
264 ms
Visit longsys.com now to see the best up-to-date Longsys content for China and also check out these interesting facts you probably never knew about longsys.com
Longsys Electronics, a renowned SD card supplier, brings innovation to the forefront. Explore cutting-edge technology and reliable solutions of memory.
Visit longsys.comWe analyzed Longsys.com page load time and found that the first response time was 1.5 sec and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
longsys.com performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value9.4 s
1/100
25%
Value10.5 s
7/100
10%
Value400 ms
68/100
30%
Value0.214
58/100
15%
Value9.1 s
33/100
10%
1515 ms
538 ms
2541 ms
543 ms
285 ms
Our browser made a total of 19 requests to load all elements on the main page. We found that 79% of them (15 requests) were addressed to the original Longsys.com, 16% (3 requests) were made to Hm.baidu.com and 5% (1 request) were made to Eiv.baidu.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Longsys.com.
Page size can be reduced by 202.9 kB (48%)
423.9 kB
221.0 kB
In fact, the total size of Longsys.com main page is 423.9 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. 15% of websites need less resources to load. Javascripts take 222.3 kB which makes up the majority of the site volume.
Potential reduce by 8.1 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. This page needs HTML code to be minified as it can gain 2.0 kB, which is 16% 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 8.1 kB or 67% of the original size.
Potential reduce by 18.2 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, Longsys needs image optimization as it can save up to 18.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 157.8 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 157.8 kB or 71% of the original size.
Potential reduce by 18.9 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. Longsys.com needs all CSS files to be minified and compressed as it can save up to 18.9 kB or 82% of the original size.
Number of requests can be reduced by 4 (24%)
17
13
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Longsys. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
longsys.com
1515 ms
style.css
538 ms
jquery.js
2541 ms
floatdiv.js
543 ms
open.js
285 ms
index_joinad.js
543 ms
logo.gif
293 ms
nav_item_left.gif
297 ms
nav_item_right.gif
297 ms
s_btn.gif
296 ms
iplist_bg.gif
292 ms
201511417438600.png
560 ms
2016323163524751.jpg
578 ms
show.jpg
1735 ms
longsys_card.jpg
1177 ms
h.js
704 ms
hm.js
2041 ms
21.gif
933 ms
hm.gif
956 ms
longsys.com accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
longsys.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
longsys.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
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Longsys.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 Longsys.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.
longsys.com
Open Graph description is not detected on the main page of Longsys. 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: