30.5 sec in total
5 sec
25.3 sec
185 ms
Click here to check amazing Psi content for China. Otherwise, check out these important facts you probably never knew about psi.com.cn
北京普盛讯科电子科技发展有限公司
Visit psi.com.cnWe analyzed Psi.com.cn page load time and found that the first response time was 5 sec and then it took 25.5 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
psi.com.cn performance score
name
value
score
weighting
Value0.9 s
100/100
10%
Value7.1 s
5/100
25%
Value3.1 s
93/100
10%
Value60 ms
100/100
30%
Value0.031
100/100
15%
Value1.0 s
100/100
10%
5017 ms
852 ms
904 ms
8882 ms
2765 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that all of those requests were addressed to Psi.com.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain Psi.com.cn.
Page size can be reduced by 40.7 kB (45%)
90.0 kB
49.3 kB
In fact, the total size of Psi.com.cn main page is 90.0 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. Images take 59.4 kB which makes up the majority of the site volume.
Potential reduce by 21.9 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 21.9 kB or 84% of the original size.
Potential reduce by 15.4 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, Psi needs image optimization as it can save up to 15.4 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 2.7 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 2.7 kB or 74% of the original size.
Potential reduce by 728 B
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. Psi.com.cn needs all CSS files to be minified and compressed as it can save up to 728 B or 69% of the original size.
Number of requests can be reduced by 16 (44%)
36
20
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Psi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
psi.com.cn
5017 ms
css.css
852 ms
focus.js
904 ms
2016032112321648.jpg
8882 ms
nav_left.jpg
2765 ms
nav_line.jpg
2331 ms
nav_right.jpg
1253 ms
tel_tb.jpg
1349 ms
home_bg.jpg
2384 ms
line_x.jpg
934 ms
nav_bj.jpg
1410 ms
tel_bj.jpg
1875 ms
2016031711301425.jpg
20003 ms
psi.com.cn
2377 ms
2011070814574532.gif
20003 ms
2011070815074335.gif
7355 ms
2011070814283869.gif
12250 ms
bt_left.jpg
3053 ms
bt_right.jpg
5144 ms
bt_right1.jpg
5621 ms
gd_left.jpg
6863 ms
2011071315525954.gif
8771 ms
2011071315520193.gif
8946 ms
2011071315511889.gif
9087 ms
2011071315495845.gif
10929 ms
2011071315483676.gif
11095 ms
2016032110100530.jpg
12550 ms
2011071315450159.gif
11863 ms
gd_right.jpg
11524 ms
line.gif
11983 ms
line.jpg
12337 ms
u_1.gif
12363 ms
bt_bj1.jpg
12595 ms
bt_bj.jpg
12741 ms
gd_bj.jpg
14000 ms
u_2.gif
12967 ms
gywm_bj.jpg
15767 ms
xx.png
13204 ms
new_bj.jpg
17860 ms
lxwm_bj.jpg
15729 ms
psi.com.cn accessibility score
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
psi.com.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Browser errors were logged to the console
psi.com.cn 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
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Psi.com.cn 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 Psi.com.cn 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.
psi.com.cn
Open Graph description is not detected on the main page of Psi. 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: