9.1 sec in total
3.4 sec
5.6 sec
170 ms
Click here to check amazing 377 Led content. Otherwise, check out these important facts you probably never knew about 377led.cn
南阳恒嘉电子有限公司
Visit 377led.cnWe analyzed 377led.cn page load time and found that the first response time was 3.4 sec and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
377led.cn performance score
name
value
score
weighting
Value6.9 s
1/100
10%
Value7.0 s
6/100
25%
Value9.3 s
13/100
10%
Value50 ms
100/100
30%
Value0.279
43/100
15%
Value8.4 s
38/100
10%
3368 ms
507 ms
503 ms
681 ms
470 ms
Our browser made a total of 23 requests to load all elements on the main page. We found that all of those requests were addressed to 377led.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain 377led.cn.
Page size can be reduced by 59.0 kB (28%)
214.3 kB
155.3 kB
In fact, the total size of 377led.cn main page is 214.3 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. Only 10% of websites need less resources to load. Images take 194.8 kB which makes up the majority of the site volume.
Potential reduce by 6.6 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 6.6 kB or 70% of the original size.
Potential reduce by 44.2 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, 377 Led needs image optimization as it can save up to 44.2 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 8.2 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 8.2 kB or 82% of the original size.
We found no issues to fix!
22
22
The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 377 Led. According to our analytics all requests are already optimized.
377led.cn
3368 ms
css.css
507 ms
img.js
503 ms
fun.js
681 ms
top.gif
470 ms
meau_bg.gif
247 ms
banner.jpg
1108 ms
main_bg.gif
258 ms
news_title.gif
474 ms
listyle.gif
477 ms
lianxi.gif
1274 ms
jieshao_title.gif
497 ms
jieshao_tupian.gif
694 ms
products_title.gif
697 ms
zuogundong.GIF
701 ms
20150409_234054%20%E5%B0%8F.jpg
1276 ms
20150122_180738%E5%B0%8F.jpg
939 ms
20150118_154824%E5%B0%8F.jpg
1264 ms
20150113_101229%E5%B0%8F.jpg
1715 ms
20141223_111429%E5%B0%8F.jpg
1218 ms
20141215_181248%E5%B0%8F.jpg
1554 ms
yougundong.GIF
1438 ms
dmeau_bg.gif
1490 ms
377led.cn accessibility score
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
Image elements do not have [alt] attributes
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.
377led.cn 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
377led.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 377led.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that 377led.cn 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.
377led.cn
Open Graph description is not detected on the main page of 377 Led. 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: