15.7 sec in total
1.2 sec
14.2 sec
281 ms
Welcome to sangle.com homepage info - get ready to check Sangle best content for China right away, or after learning these important things about sangle.com
山东桑乐集团有限公司创立于1987年,以山东省科学院为技术依托,是济南市高新技术股份制企业,现已成为国内集研究、开发、生产为一体的大型太阳能专业化生产企业。目前为中国可再生能源学会理事单位,中国太阳能热利用产业联盟副主任单位,山东省太阳能学会理事长单位,山东省太阳能行业协会副会长单位。主营产品:真空管式太阳能、分体式太阳能、超纯不锈钢平板太阳能热水器、净水机产品、电热水器产品、空气能产品、空气净化...
Visit sangle.comWe analyzed Sangle.com page load time and found that the first response time was 1.2 sec and then it took 14.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
sangle.com performance score
name
value
score
weighting
Value1.5 s
96/100
10%
Value7.3 s
4/100
25%
Value5.5 s
55/100
10%
Value30 ms
100/100
30%
Value0.083
94/100
15%
Value4.7 s
80/100
10%
1174 ms
314 ms
912 ms
601 ms
601 ms
Our browser made a total of 88 requests to load all elements on the main page. We found that all of those requests were addressed to Sangle.com and no external sources were called. The less responsive or slowest element that took the longest time to load (8.4 sec) belongs to the original domain Sangle.com.
Page size can be reduced by 702.2 kB (10%)
6.7 MB
6.0 MB
In fact, the total size of Sangle.com main page is 6.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.5 MB which makes up the majority of the site volume.
Potential reduce by 49.7 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 9.6 kB, which is 17% 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 49.7 kB or 85% of the original size.
Potential reduce by 559.3 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. Sangle images are well optimized though.
Potential reduce by 15.4 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 15.4 kB or 21% of the original size.
Potential reduce by 77.8 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. Sangle.com needs all CSS files to be minified and compressed as it can save up to 77.8 kB or 85% of the original size.
Number of requests can be reduced by 16 (19%)
85
69
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sangle. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
sangle.com
1174 ms
css.css
314 ms
jquery-1.8.3.min.js
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menu.css
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jquery.mmenu.min.js
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styles.css
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banner.js
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headroom.js
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slides.js
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sangle.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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
sangle.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
sangle.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sangle.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 Sangle.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.
sangle.com
Open Graph description is not detected on the main page of Sangle. 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: