10.8 sec in total
1.4 sec
9.3 sec
93 ms
Welcome to longda-sh.com homepage info - get ready to check Longda Sh best content for Mexico right away, or after learning these important things about longda-sh.com
上海龙达塑料科技股份有限公司
Visit longda-sh.comWe analyzed Longda-sh.com page load time and found that the first response time was 1.4 sec and then it took 9.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
longda-sh.com performance score
name
value
score
weighting
Value1.6 s
95/100
10%
Value5.6 s
18/100
25%
Value10.8 s
6/100
10%
Value110 ms
97/100
30%
Value0
100/100
15%
Value10.6 s
23/100
10%
1399 ms
3181 ms
4043 ms
1399 ms
699 ms
Our browser made a total of 19 requests to load all elements on the main page. We found that all of those requests were addressed to Longda-sh.com and no external sources were called. The less responsive or slowest element that took the longest time to load (7.2 sec) belongs to the original domain Longda-sh.com.
Page size can be reduced by 505 B (1%)
55.3 kB
54.8 kB
In fact, the total size of Longda-sh.com main page is 55.3 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 5% of websites need less resources to load. Images take 54.7 kB which makes up the majority of the site volume.
Potential reduce by 256 B
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 256 B or 43% of the original size.
Potential reduce by 249 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. Longda Sh images are well optimized though.
We found no issues to fix!
17
17
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Longda Sh. According to our analytics all requests are already optimized.
longda-sh.com
1399 ms
index.htm
3181 ms
index_01.jpg
4043 ms
index_02.jpg
1399 ms
index_03.jpg
699 ms
index_04.jpg
2323 ms
index_05.jpg
1053 ms
index_06.jpg
1400 ms
index_07.jpg
1738 ms
index_08.jpg
1739 ms
index_09.jpg
2077 ms
index_10.jpg
2420 ms
index_11.jpg
3143 ms
index_12.jpg
7202 ms
index_13.jpg
2422 ms
index_14.jpg
4015 ms
index_15.jpg
2821 ms
index_16.jpg
3831 ms
spacer.gif
3519 ms
longda-sh.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
longda-sh.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
Browser errors were logged to the console
longda-sh.com 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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Longda-sh.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Longda-sh.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.
longda-sh.com
Open Graph description is not detected on the main page of Longda Sh. 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: