11.5 sec in total
1.2 sec
9.8 sec
530 ms
Welcome to usm.com.vn homepage info - get ready to check USM best content right away, or after learning these important things about usm.com.vn
USM Healthcare Medical Devices Factory JSC is the leading healthcare manufacturer in Vietnam. Product portfolio includes coronary stent, ptca balloon, and ptca accessories. Find out more.
Visit usm.com.vnWe analyzed Usm.com.vn page load time and found that the first response time was 1.2 sec and then it took 10.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
usm.com.vn performance score
name
value
score
weighting
Value5.3 s
8/100
10%
Value14.6 s
0/100
25%
Value12.2 s
3/100
10%
Value4,380 ms
1/100
30%
Value0.905
3/100
15%
Value16.7 s
5/100
10%
1172 ms
1097 ms
27 ms
940 ms
708 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 62% of them (42 requests) were addressed to the original Usm.com.vn, 19% (13 requests) were made to Maps.googleapis.com and 9% (6 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (6.1 sec) belongs to the original domain Usm.com.vn.
Page size can be reduced by 161.8 kB (6%)
2.6 MB
2.5 MB
In fact, the total size of Usm.com.vn main page is 2.6 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. 50% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 30.3 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 12% 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 30.3 kB or 81% of the original size.
Potential reduce by 116.1 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. USM images are well optimized though.
Potential reduce by 14.0 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. This website has mostly compressed JavaScripts.
Potential reduce by 1.4 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. Usm.com.vn has all CSS files already compressed.
Number of requests can be reduced by 49 (77%)
64
15
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of USM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
usm.com.vn
1172 ms
usm.com.vn
1097 ms
css
27 ms
main.css
940 ms
fix.css
708 ms
jquery.js
953 ms
owl.carousel.js
716 ms
custom.js
715 ms
main.js
997 ms
analytics.js
186 ms
embed
312 ms
logo.png
860 ms
search-button.png
886 ms
flag-en-mobile.png
891 ms
flag-vn-mobile.png
885 ms
menu-arrow.png
886 ms
usm-healthcare-balloon-production.jpg
1594 ms
usm-healthcare-technology-iv.jpg
2020 ms
usm-iv-catheter-assembly-line.jpg
2507 ms
xplosion-stent_cropped.jpg
2740 ms
product-hype-1_1.jpg
1590 ms
usm-iv-catheter_2.png
1822 ms
product-hype-3_1.jpg
2296 ms
home-team.png
2308 ms
usmhealthcare-employees.jpg
2985 ms
liston-usm-healthcare_1.png
3903 ms
r_n_d_background.jpg
3459 ms
r-n-d.png
4164 ms
news-dots.png
3204 ms
z3445850295045_01f37fa3597d008027ce8af6412fa1ca_1.jpg
4362 ms
logo-1.jpg
3695 ms
logo-2.jpg
3910 ms
logo-3.jpg
4167 ms
logo-4.jpg
4407 ms
logo-5.png
4830 ms
logo-6_4.png
4845 ms
dark-background.png
4861 ms
list-style-icon.png
4869 ms
certs-1.png
5524 ms
da-thong-bao-bo-cong-thuong.png
5105 ms
top.png
5532 ms
bx-loader.gif
5410 ms
arrow-prev.png
5421 ms
arrow-next.png
5426 ms
fontawesome-webfont.woff
6133 ms
collect
12 ms
collect
33 ms
js
22 ms
gen_204
30 ms
init_embed.js
25 ms
common.js
73 ms
util.js
74 ms
map.js
49 ms
overlay.js
56 ms
onion.js
48 ms
search_impl.js
47 ms
StaticMapService.GetMapImage
228 ms
ViewportInfoService.GetViewportInfo
35 ms
vt
191 ms
AuthenticationService.Authenticate
26 ms
vt
143 ms
vt
139 ms
vt
133 ms
vt
143 ms
QuotaService.RecordEvent
16 ms
controls.js
3 ms
css
31 ms
css
37 ms
usm.com.vn 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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
usm.com.vn 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
Browser errors were logged to the console
usm.com.vn 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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usm.com.vn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Usm.com.vn 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.
usm.com.vn
Open Graph description is not detected on the main page of USM. 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: