3.9 sec in total
366 ms
2.6 sec
911 ms
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Visit viomi.comWe analyzed Viomi.com page load time and found that the first response time was 366 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
viomi.com performance score
name
value
score
weighting
Value4.8 s
12/100
10%
Value19.3 s
0/100
25%
Value28.1 s
0/100
10%
Value910 ms
31/100
30%
Value0.001
100/100
15%
Value32.9 s
0/100
10%
366 ms
716 ms
139 ms
269 ms
279 ms
Our browser made a total of 87 requests to load all elements on the main page. We found that 53% of them (46 requests) were addressed to the original Viomi.com, 28% (24 requests) were made to Web-usa.oss-us-west-1.aliyuncs.com and 3% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (982 ms) relates to the external source Web-usa.oss-us-west-1.aliyuncs.com.
Page size can be reduced by 1.8 MB (11%)
15.9 MB
14.1 MB
In fact, the total size of Viomi.com main page is 15.9 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. 65% of websites need less resources to load. Images take 14.7 MB which makes up the majority of the site volume.
Potential reduce by 56.1 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 20.5 kB, which is 30% 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 56.1 kB or 83% of the original size.
Potential reduce by 875.8 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. Viomi images are well optimized though.
Potential reduce by 492.4 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 492.4 kB or 67% of the original size.
Potential reduce by 389.4 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. Viomi.com needs all CSS files to be minified and compressed as it can save up to 389.4 kB or 89% of the original size.
Number of requests can be reduced by 29 (36%)
81
52
The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Viomi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
viomi.com
366 ms
www.viomi.com
716 ms
font-awesome.min.css
139 ms
swiper.min.css
269 ms
animate.css
279 ms
f-style.css
350 ms
style.css
490 ms
jquery-2.1.1.min.js
354 ms
jquery.matchHeight.js
211 ms
swiper.animate.min.js
284 ms
swiper.min.js
466 ms
layui.js
744 ms
TweenMax.min.js
591 ms
ScrollMagic.min.js
417 ms
animation.gsap.min.js
417 ms
debug.addIndicators.min.js
486 ms
common.js
487 ms
vietrue.js
609 ms
main.js
609 ms
gtm.js
138 ms
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fontawesome-webfont.woff
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js
104 ms
analytics.js
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uwt.js
224 ms
core.js
233 ms
hotjar-2881941.js
309 ms
fbevents.js
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events.js
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laydate.css
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layer.css
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code.css
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viomi.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
Links do not have a discernible name
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.
viomi.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
viomi.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
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 Viomi.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 Viomi.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.
viomi.com
Open Graph description is not detected on the main page of Viomi. 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: