Access vuphong.vn. Vũ Phong Energy Group: Năng lượng tái tạo, Chuyển đổi kép và Net-Zero.

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

3/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value31.0 s

0/100

10%

TBT (Total Blocking Time)

Value2,680 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.848

4/100

15%

TTI (Time to Interactive)

Value24.1 s

0/100

10%

vuphong.vn

619 ms

vuphong.vn

1936 ms

css

37 ms

a6b4d0f268e2f234cb2f0848879bfd43.css

2221 ms

js

55 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 60% of them (44 requests) were addressed to the original Vuphong.vn, 21% (15 requests) were made to Vuphong.com and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Vuphong.vn.

Content Size

2.6 MB

After Optimization

2.3 MB

In fact, the total size of Vuphong.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. 65% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 242.1 kB

Original 313.8 kB
After minification 308.3 kB
After compression 71.7 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 242.1 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 125.5 kB

Original 2.1 MB
After minification 2.0 MB

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. Vu Phong images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.2 kB

Original 211.8 kB
After minification 211.8 kB
After compression 209.6 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.

Requests Now

After Optimization

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vu Phong. 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 semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

VI
Language Claimed

VI
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vuphong.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Vuphong.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.

Social Sharing Optimization

vuphong.vn

Open Graph data is detected on the main page of Vu Phong. 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

Vũ Phong Energy Group: Năng lượng tái tạo, Chuyển đổi kép và Net-Zero.

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

vuphong.vn

vuphong.vn

css

a6b4d0f268e2f234cb2f0848879bfd43.css

js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

vuphong.vn

vuphong.vn

css

a6b4d0f268e2f234cb2f0848879bfd43.css

js

jquery.min.js

lead-form.u2020.js

wp-polyfill.min.js

hooks.min.js

i18n.min.js

api.js

lazyload.min.js

js

4a31d6dd3fc0e74242276659d8b7c09d.js

gtm.js

1-renewable-energy-project.webp

VuPhongEnergyGroup.svg

dummy.png

dau-tu-va-so-huu-Asset-Co.webp

trung-hoa-carbon.webp

3-solar-service-project.webp

5-es-ups-solution-industry.webp

8-manufacture-of-renewable-energy-equipment.webp

background-conver-vuphong-2022.jpg

KFOmCnqEu92Fr1Mu7WxP.ttf

KFOlCnqEu92Fr1MmEU9fCxc9.ttf

va9E4kDNxMZdWfMOD5VvmIjO.ttf

va9B4kDNxMZdWfMOD5VnZKveSRf_.ttf

sway-font.woff

dots.svg

solar-residentail.jpg

circles-shape-bg.png

fa-regular-400.woff

fa-regular-400.woff

fa-regular-400.woff

fa-solid-900.woff

fa-solid-900.woff

fa-solid-900.woff

recaptcha__vi.js

Nature.woff

dmca-badge-w150-2x1-04.png

solar-home-page-2023-r.jpg

solar-home-page-2023.jpg

banner-landing-page-2024.jpg