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Welcome to qualfiber.com homepage info - get ready to check Qualfiber best content right away, or after learning these important things about qualfiber.com
Qualfiber Technology Co., Ltd is the Chinese national Hi-tech optoelectronics company engaged in R&D, manufacture, and marketing of fiber optical products.
Visit qualfiber.comWe analyzed Qualfiber.com page load time and found that the first response time was 572 ms and then it took 20.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
qualfiber.com performance score
name
value
score
weighting
Value2.9 s
54/100
10%
Value8.5 s
2/100
25%
Value10.0 s
9/100
10%
Value1,280 ms
18/100
30%
Value0.174
69/100
15%
Value10.1 s
26/100
10%
572 ms
1601 ms
1710 ms
1442 ms
1024 ms
Our browser made a total of 119 requests to load all elements on the main page. We found that 91% of them (108 requests) were addressed to the original Qualfiber.com, 7% (8 requests) were made to Form.globalso.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (7.3 sec) belongs to the original domain Qualfiber.com.
Page size can be reduced by 335.8 kB (13%)
2.6 MB
2.3 MB
In fact, the total size of Qualfiber.com main page is 2.6 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. 40% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 89.5 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 20.3 kB, which is 20% 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 89.5 kB or 86% of the original size.
Potential reduce by 233.4 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, Qualfiber needs image optimization as it can save up to 233.4 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 7.4 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. This website has mostly compressed JavaScripts.
Potential reduce by 5.6 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. Qualfiber.com needs all CSS files to be minified and compressed as it can save up to 5.6 kB or 14% of the original size.
Number of requests can be reduced by 54 (48%)
113
59
The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qualfiber. 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 6 to 1 for CSS and as a result speed up the page load time.
qualfiber.com
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style.css
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form.js
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qualfiber.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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.
qualfiber.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
qualfiber.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
Image elements do not have [alt] attributes
Document doesn't have a valid hreflang
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Qualfiber.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Qualfiber.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.
qualfiber.com
Open Graph description is not detected on the main page of Qualfiber. 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: