Tools & Wizards About Us
vim-zc.en.alibaba.com screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

vim-zc.en.alibaba.com

Company Overview - Wenzhou Vitalitaet Medtech Co., Ltd.

Page Load Speed

2.6 sec in total

First Response

81 ms

Resources Loaded

2.4 sec

Page Rendered

79 ms

vim-zc.en.alibaba.com screenshot

About Website

Visit vim-zc.en.alibaba.com now to see the best up-to-date Vim Zc En Alibaba content for China and also check out these interesting facts you probably never knew about vim-zc.en.alibaba.com

Wenzhou Vitalitaet Medtech Co., Ltd. Products:OTOSCOPE,OPHTHALMOSCOPE,ENT Rechargeable,STETHOSCOPE,LARYNGOSCOPE

Visit vim-zc.en.alibaba.com

Key Findings

We analyzed Vim-zc.en.alibaba.com page load time and found that the first response time was 81 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

vim-zc.en.alibaba.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value15.8 s

0/100

25%

SI (Speed Index)

Value14.6 s

1/100

10%

TBT (Total Blocking Time)

Value4,840 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.614

10/100

15%

TTI (Time to Interactive)

Value25.1 s

0/100

10%

Network Requests Diagram

vim-zc.en.alibaba.com

81 ms

vim-zc.en.alibaba.com

182 ms

315 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

58 ms

index.js

100 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Vim-zc.en.alibaba.com, 31% (15 requests) were made to Sc02.alicdn.com and 22% (11 requests) were made to Sc01.alicdn.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 964.7 kB (46%)

Content Size

2.1 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Vim-zc.en.alibaba.com main page is 2.1 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. 35% of websites need less resources to load. Javascripts take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 247.1 kB

  • Original 318.6 kB
  • After minification 317.9 kB
  • After compression 71.5 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. 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 247.1 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 112.9 kB
  • After minification 112.9 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. Vim Zc En Alibaba images are well optimized though.

JavaScript Optimization

-44%

Potential reduce by 717.6 kB

  • Original 1.6 MB
  • After minification 1.6 MB
  • After compression 925.9 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 717.6 kB or 44% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (36%)

Requests Now

47

After Optimization

30

  • AJAX
  • Images
  • JavaScript

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vim Zc En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vim-zc.en.alibaba.com

vim-zc.en.alibaba.com

81 ms

vim-zc.en.alibaba.com

vim-zc.en.alibaba.com

182 ms

315 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

58 ms

index.js

index.js

100 ms

index.js

index.js

59 ms

renderHeader.js

renderHeader.js

96 ms

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544 ms

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843 ms

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185 ms

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1120 ms

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792 ms

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167 ms

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809 ms

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868 ms

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912 ms

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776 ms

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787 ms

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1039 ms

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398 ms

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916 ms

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1149 ms

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1284 ms

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1176 ms

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1448 ms

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626 ms

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524 ms

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466 ms

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568 ms

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775 ms

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1501 ms

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1327 ms

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1054 ms

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1069 ms

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1161 ms

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1660 ms

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1526 ms

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1552 ms

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2172 ms

awsc.js

awsc.js

261 ms

74 ms

7.gif

7.gif

250 ms

et_n.js

et_n.js

144 ms

um.js

um.js

63 ms

wu.json

wu.json

121 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

171 ms

eg.js

eg.js

3 ms

index.js

index.js

3 ms

Accessibility Review

vim-zc.en.alibaba.com accessibility score

70

Accessibility Issues

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

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

vim-zc.en.alibaba.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

vim-zc.en.alibaba.com SEO score

79

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document doesn't use legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vim-zc.en.alibaba.com 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 Vim-zc.en.alibaba.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.

Social Sharing Optimization

vim-zc.en.alibaba.com

Open Graph data is detected on the main page of Vim Zc En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: