36 sec in total
3.6 sec
32.2 sec
238 ms
Click here to check amazing Szfast content. Otherwise, check out these important facts you probably never knew about szfast.com
深圳市法思特传感器有限公司
Visit szfast.comWe analyzed Szfast.com page load time and found that the first response time was 3.6 sec and then it took 32.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
szfast.com performance score
name
value
score
weighting
Value2.2 s
78/100
10%
Value8.4 s
2/100
25%
Value11.2 s
5/100
10%
Value520 ms
56/100
30%
Value0.001
100/100
15%
Value8.2 s
41/100
10%
3604 ms
2023 ms
922 ms
5268 ms
5277 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that all of those requests were addressed to Szfast.com and no external sources were called. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Szfast.com.
Page size can be reduced by 158.4 kB (62%)
254.8 kB
96.4 kB
In fact, the total size of Szfast.com main page is 254.8 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. 15% of websites need less resources to load. Javascripts take 139.6 kB which makes up the majority of the site volume.
Potential reduce by 11.4 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 11.4 kB or 74% of the original size.
Potential reduce by 23.9 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, Szfast needs image optimization as it can save up to 23.9 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 102.9 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 102.9 kB or 74% of the original size.
Potential reduce by 20.2 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. Szfast.com needs all CSS files to be minified and compressed as it can save up to 20.2 kB or 84% 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 Szfast. 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.
szfast.com
3604 ms
style_cn.css
2023 ms
function.js
922 ms
jquery-1.4.2.js
5268 ms
jquery.cycle.all.js
5277 ms
rolllr.js
3219 ms
qq.php
1170 ms
base.css
1374 ms
content_bgs.jpg
1250 ms
header_bg.jpg
4074 ms
logo_cn.png
7146 ms
search_bg.jpg
559 ms
nav_bg.jpg
1020 ms
nav_line.jpg
1476 ms
navmenu_bg.jpg
1804 ms
20141209_233650.jpg
12003 ms
20141209_233924.jpg
15217 ms
20141209_233633.jpg
19831 ms
more.jpg
9675 ms
20150108_160518.jpg
6771 ms
20150106_090405.jpg
19831 ms
20141231_161603.jpg
8955 ms
20141227_144134.jpg
11335 ms
20141227_103000.jpg
10875 ms
20141229_092718.jpg
11445 ms
pdf.gif
11914 ms
20141112_171529.jpg
19531 ms
20141112_171536.jpg
19830 ms
20141124_105005.jpg
12959 ms
20141112_170253.jpg
14911 ms
20141112_170257.jpg
16452 ms
20141112_170300.jpg
16881 ms
nav_over.jpg
16911 ms
inews_bg.jpg
18952 ms
line.jpg
15509 ms
ico2.jpg
15964 ms
more_bg.jpg
16411 ms
ico3.jpg
16822 ms
title_bg.jpg
17675 ms
qq_close.gif
588 ms
qq.jpg
636 ms
skype.jpg
1829 ms
wang.jpg
4329 ms
qq_top_bg.gif
1144 ms
qq_middle_bg.gif
1205 ms
qq_bottom_bg.gif
1207 ms
szfast.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
Form elements do not have associated labels
Links do not have a discernible name
szfast.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
szfast.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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Szfast.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 Szfast.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.
szfast.com
Open Graph description is not detected on the main page of Szfast. 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: