9.8 sec in total
973 ms
8.4 sec
445 ms
Click here to check amazing Sd Glass Tech content. Otherwise, check out these important facts you probably never knew about sdglasstech.com
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Visit sdglasstech.comWe analyzed Sdglasstech.com page load time and found that the first response time was 973 ms and then it took 8.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
sdglasstech.com performance score
name
value
score
weighting
Value2.1 s
82/100
10%
Value22.0 s
0/100
25%
Value5.6 s
53/100
10%
Value0 ms
100/100
30%
Value0.122
84/100
15%
Value2.3 s
99/100
10%
973 ms
241 ms
876 ms
440 ms
701 ms
Our browser made a total of 43 requests to load all elements on the main page. We found that all of those requests were addressed to Sdglasstech.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 Sdglasstech.com.
Page size can be reduced by 1.9 MB (30%)
6.2 MB
4.3 MB
In fact, the total size of Sdglasstech.com main page is 6.2 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. 25% of websites need less resources to load. Images take 6.0 MB which makes up the majority of the site volume.
Potential reduce by 33.5 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 11.8 kB, which is 31% 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 33.5 kB or 87% of the original size.
Potential reduce by 1.7 MB
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, Sd Glass Tech needs image optimization as it can save up to 1.7 MB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 109.2 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 109.2 kB or 66% of the original size.
Potential reduce by 1.8 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. Sdglasstech.com needs all CSS files to be minified and compressed as it can save up to 1.8 kB or 31% of the original size.
Number of requests can be reduced by 3 (7%)
42
39
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sd Glass Tech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
sdglasstech.com
973 ms
layout.css
241 ms
jquery-1.7.1.min.js
876 ms
lanrenzhijia.css
440 ms
jquery.js
701 ms
jquery.event.drag-1.5.min.js
434 ms
jquery.touchSlider.js
435 ms
foot_into.png
227 ms
201931748369.png
7205 ms
2017103154155.jpg
1099 ms
2017103157828.jpg
1499 ms
201931742918.png
1758 ms
201592026914.jpg
1388 ms
201591399517.jpg
1474 ms
201591325326.jpg
1877 ms
201591320300.jpg
1651 ms
plan_img1.png
1686 ms
plan_img2.png
1708 ms
plan_img3.png
1869 ms
about_img1.jpg
1906 ms
about_img2.png
1916 ms
weixin.png
1970 ms
foot_into1.png
2085 ms
fff90.png
1441 ms
columns.png
1469 ms
20193168317.jpg
2149 ms
20159244337.jpg
1589 ms
20159214784.jpg
1757 ms
20159263618.jpg
2294 ms
banner_ico.png
1678 ms
plate_bt.png
1803 ms
red90.png
1885 ms
eye_ico.png
1971 ms
jd_ljx.png
2020 ms
jd1.png
2096 ms
jd2.png
2194 ms
jd3.png
2235 ms
jd4.png
2307 ms
more_eye.png
2356 ms
top_ico.png
2412 ms
qq_ico.png
2452 ms
phone_ico.png
2520 ms
new_imgz.png
2490 ms
sdglasstech.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
sdglasstech.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
sdglasstech.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
EN
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sdglasstech.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 Sdglasstech.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
sdglasstech.com
Open Graph description is not detected on the main page of Sd Glass Tech. 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: