3.2 sec in total
653 ms
2.3 sec
180 ms
Welcome to zgsm-china.com homepage info - get ready to check ZGSM China best content right away, or after learning these important things about zgsm-china.com
As a professional LED street light manufacturer, ZGSM has passed ISO9001, ISO14001, ISO50001, and ISO45001 international system certification, and most products are ENEC and UL certified.
Visit zgsm-china.comWe analyzed Zgsm-china.com page load time and found that the first response time was 653 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
zgsm-china.com performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value8.9 s
1/100
25%
Value12.2 s
3/100
10%
Value390 ms
68/100
30%
Value0
100/100
15%
Value12.6 s
14/100
10%
653 ms
184 ms
270 ms
331 ms
839 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 95% of them (39 requests) were addressed to the original Zgsm-china.com, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (957 ms) belongs to the original domain Zgsm-china.com.
Page size can be reduced by 197.7 kB (28%)
699.8 kB
502.1 kB
In fact, the total size of Zgsm-china.com main page is 699.8 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. 30% of websites need less resources to load. Images take 497.9 kB which makes up the majority of the site volume.
Potential reduce by 12.1 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 3.1 kB, which is 21% 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 12.1 kB or 81% of the original size.
Potential reduce by 62.1 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, ZGSM China needs image optimization as it can save up to 62.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 89.5 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 89.5 kB or 61% of the original size.
Potential reduce by 34.0 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. Zgsm-china.com needs all CSS files to be minified and compressed as it can save up to 34.0 kB or 83% of the original size.
Number of requests can be reduced by 3 (8%)
40
37
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZGSM China. 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.
zgsm-china.com
653 ms
common.css
184 ms
bootstrap.css
270 ms
site.css
331 ms
jquery-1.10.2.min.js
839 ms
common.js
389 ms
site.js
242 ms
logo1.png
107 ms
sprite-icons.png
157 ms
langico_en.png
114 ms
icons.png
77 ms
bg-header-opaque.png
92 ms
bg-nav-dropdown.png
85 ms
lighting.jpg
224 ms
01.png
166 ms
08.png
193 ms
02.png
194 ms
04.png
199 ms
07.png
255 ms
03.png
250 ms
05.png
282 ms
06.png
280 ms
right_pic.png
380 ms
traffic.jpg
498 ms
02.png
324 ms
04.png
337 ms
01.png
363 ms
03.png
371 ms
03.jpg
884 ms
02.jpg
613 ms
01.jpg
957 ms
qyct.jpg
463 ms
11.jpg
468 ms
12.jpg
626 ms
13.jpg
555 ms
bg-footer.gif
578 ms
bottom_logo.png
629 ms
ga.js
23 ms
sprite-hero-icons.png
683 ms
sprite-hero-arrows.png
650 ms
__utm.gif
10 ms
zgsm-china.com accessibility score
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
Links do not have a discernible name
zgsm-china.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
zgsm-china.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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zgsm-china.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 Zgsm-china.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.
zgsm-china.com
Open Graph description is not detected on the main page of ZGSM China. 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: