Access vlink2017.en.alibaba.com. Company Overview - Dongguan V-Link Cable Electronic Technology Co., Ltd.

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value15.9 s

0/100

10%

TBT (Total Blocking Time)

Value10,110 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value27.2 s

0/100

10%

vlink2017.en.alibaba.com

187 ms

vlink2017.en.alibaba.com

367 ms

36 ms

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

26 ms

index.js

43 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Vlink2017.en.alibaba.com, 30% (22 requests) were made to Sc02.alicdn.com and 25% (18 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Img.alicdn.com.

Content Size

3.8 MB

After Optimization

1.1 MB

In fact, the total size of Vlink2017.en.alibaba.com main page is 3.8 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. Javascripts take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 734.4 kB

Original 849.0 kB
After minification 848.0 kB
After compression 114.6 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 734.4 kB or 86% of the original size.

Image Optimization

-7%

Potential reduce by 5.7 kB

Original 80.3 kB
After minification 74.7 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. V Link 2017 En Alibaba images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 2.0 MB

Original 2.8 MB
After minification 2.8 MB
After compression 885.4 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 2.0 MB or 69% of the original size.

Requests Now

After Optimization

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of V Link 2017 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.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

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

High

Image elements do not have [alt] attributes

These are opportunities to improve the interpretation of your content by users in different locales.

High

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

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Vlink2017.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 Vlink2017.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

vlink2017.en.alibaba.com

Open Graph data is detected on the main page of V Link 2017 En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Company Overview - Dongguan V-Link Cable Electronic Technology Co., Ltd.

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

vlink2017.en.alibaba.com

vlink2017.en.alibaba.com

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

index.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

vlink2017.en.alibaba.com

vlink2017.en.alibaba.com

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

index.js

index.js

renderHeader.js

awsc.js

7.gif

et_n.js

um.js

wu.json

O1CN01kdASbu1gwr9DpPPgA_!!6000000004207-2-tps-290-296.png

H9c83727f612e45389f1551e5e7b8222d9.jpg

HTB16QoBXnqWBKNjSZFA761nSpXal.png

O1CN01xNiPND1XwY7ByPzHj_!!2775102988.png

4k-HDMI-Cable-4k-HDR-2-0.jpg_220x220.jpg

OEM-ODM-New-Arrivals-wireless-HDMI-1400Mbps.jpg_220x220.jpg

Veggieg-Support-OEM-Aluminum-Alloy-Housing-Usb.jpg_220x220.jpg

Veggieg-Welcome-OEM-ODM-USB3-0-Type.jpg_220x220.jpg

Veggieg-OEM-OEM-USB3-0-Type-C.jpg_220x220.jpg

4k-HDMI-Cable-4k-HDR-2-0.jpg_640x640.jpg

OEM-ODM-New-Arrivals-wireless-HDMI-1400Mbps.jpg_640x640.jpg

Veggieg-Support-OEM-Aluminum-Alloy-Housing-Usb.jpg_640x640.jpg

Veggieg-Welcome-OEM-ODM-USB3-0-Type.jpg_640x640.jpg

Veggieg-OEM-OEM-USB3-0-Type-C.jpg_640x640.jpg

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

H85d0e634f6d34cddbd2c2b457d910edau.jpg

Hf8f5e11a888e4ecfadb8c4d96d420c80W.jpg

HTB1.KHzXL9TBuNjy0Fc762eiFXaq.png

O1CN01MPoJPu1XwY7PRr5Xj_!!2775102988.png

O1CN01gGrZ231XwYC5hoPTE_!!2775102988.png

O1CN01optY5a1XwY7PRqHf4_!!2775102988.png

O1CN01gMHk9J1XwYC1Vep5l_!!2775102988.png

O1CN01iMEW8S1XwY7Gjl5n9_!!2775102988.png

O1CN01EJD5mm1XwY7RWmj4V_!!2775102988.png

O1CN01iKvFPY1XwY7LnbHBR_!!2775102988.png

O1CN01SCKiqq1XwY7KWPSkv_!!2775102988.png

O1CN01h3KP8n1XwY7Id7f3b_!!2775102988.png

O1CN01oV7BIR1XwYBzGpyk4_!!2775102988.png

O1CN01RHrR8r1XwY7KcCh03_!!2775102988.png

O1CN01kS7b2g1XwY7LnaXPD_!!2775102988.png

O1CN01oVyw7U1XwY7I4En22_!!2775102988.png

O1CN01xJx9ko1XwY7Gjmha6_!!2775102988.png

O1CN01Mv2b4P1XwY7Gjj4xr_!!2775102988.png

O1CN016jypE31XwY7KWQKiy_!!2775102988.png