13.2 sec in total
1.2 sec
11.8 sec
196 ms
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Visit buyshenzhen.comWe analyzed Buyshenzhen.com page load time and found that the first response time was 1.2 sec and then it took 12 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
buyshenzhen.com performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value8.5 s
2/100
25%
Value11.5 s
5/100
10%
Value1,760 ms
10/100
30%
Value0.262
47/100
15%
Value9.8 s
28/100
10%
1214 ms
8331 ms
272 ms
520 ms
751 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 98% of them (47 requests) were addressed to the original Buyshenzhen.com, 2% (1 request) were made to Mobibizs.biz. The less responsive or slowest element that took the longest time to load (8.3 sec) relates to the external source Mobibizs.biz.
Page size can be reduced by 155.8 kB (36%)
428.0 kB
272.2 kB
In fact, the total size of Buyshenzhen.com main page is 428.0 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. 25% of websites need less resources to load. Images take 248.9 kB which makes up the majority of the site volume.
Potential reduce by 21.5 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 4.4 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 21.5 kB or 86% of the original size.
Potential reduce by 22.9 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. Buy Shenzhen images are well optimized though.
Potential reduce by 65.5 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 65.5 kB or 66% of the original size.
Potential reduce by 45.8 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. Buyshenzhen.com needs all CSS files to be minified and compressed as it can save up to 45.8 kB or 83% of the original size.
Number of requests can be reduced by 18 (39%)
46
28
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Buy Shenzhen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
buyshenzhen.com
1214 ms
mobibizs.js
8331 ms
tree.js
272 ms
style.css
520 ms
jquery-1.4.3.min.js
751 ms
droppy.js
501 ms
thickbox.js
518 ms
helper.js
531 ms
png.js
625 ms
thickbox.css
764 ms
jquery.ui.core.css
800 ms
jquery.ui.dialog.css
792 ms
jquery.ui.theme.css
793 ms
jquery.ui.resizable.css
879 ms
picAutoZoom.js
1000 ms
t8ALLUbQ.png
507 ms
Factory%20show.jpg
974 ms
IMG_7590%20fuben_lit.jpg
519 ms
IMG_7584%20fuben_lit.jpg
760 ms
5c%20case(1)_lit.jpg
526 ms
4_lit.jpg
518 ms
A%209.7_lit.jpg
752 ms
for%20ipad%20mini%20screen%20protector_lit.jpg
773 ms
A4_lit.jpg
773 ms
Premium%20Tempered%20Glass%20for%20iPhone%205%20Screen%20Protector_lit.jpg
781 ms
PU%20protection%20cover%20Wallet%20Case%20(2)_lit.jpg
1223 ms
PU%20protection%20cover%20Wallet%20Case%20(1)_lit.jpg
1009 ms
Vehicle%20IR%20Car%20Dash%20Camera%20Road%20Recorder%20Dashboard_lit.jpg
1024 ms
New%201080P%20HD%20Car%20DVR%20Camera%20Video%20traffic%20Accident%20Driving%20Recorder_lit.jpg
1028 ms
Car%20DVR%20Cam%20Recorder%20Cam%20Vehicle%20Dashboard%20Camera%20Full%20HD%201080P%202.5_lit.jpg
1033 ms
Water%20proof%20High%20speed%20dome%20camera%20Auto%20White_lit.jpg
1213 ms
Dome%20Camera%20with%2014%20Inch%20Sharp%20CCD%2080(W)-34(T)%20Degree%20SC-6001A_lit.jpg
1266 ms
DC%2012V%204A%20Aluminum%20shell%20Dome%20Cameras_lit.jpg
1276 ms
indoor%20and%20outdoor%20Vandalproof%20,%20waterproof%20IR%20camera%20with%2030m%20IR%20night%20vision_lit.jpg
1274 ms
pl967333-ultra_high_speed_focus_auto_52db_s_n_radio_ir_dome_cameras_with_ir_cut_illumination_lit.jpg
1285 ms
auto_white_balance_ir_dome_cameras_with_3_2_86_4mm_focus_length_lit.jpg
1454 ms
white%20Dome%20Cameras%20with%20Strong%20light%20optimizer_lit.jpg
1465 ms
body_bg.jpg
1998 ms
nav_bg.gif
1504 ms
nav_line.gif
1529 ms
main_bg.gif
1505 ms
left_bg.gif
1671 ms
left_bottom.gif
1669 ms
right_class_bg.gif
1752 ms
right_con_bg.gif
1761 ms
copyright.gif
1774 ms
loadingAnimation.gif
1908 ms
bullet.gif
271 ms
buyshenzhen.com accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
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
buyshenzhen.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
Browser errors were logged to the console
Page has valid source maps
buyshenzhen.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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Buyshenzhen.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 Buyshenzhen.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.
buyshenzhen.com
Open Graph description is not detected on the main page of Buy Shenzhen. 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: