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Report Summary

About Website

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开运体育官方入口中国有限公司目前是国内潜水装备行业领域的龙头企业和全球主要的潜水服及渔猎服生产企业之一，是全球范围内在该领域唯一一家形成了从上游原材料开发、产品设计到成品生产、最后到终端销售的完整产业链的集团化企业。自主研发的新一代汽车高强钢、取向电工钢、高等级家电用钢、能源海工用钢、桥梁用钢等高端产品处于国际先进水平。集团股份有限公司（）由中国、新加坡两国政府于1994年8月合作设立，作为园区开...

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name

value

score

weighting

FCP (First Contentful Paint)

Value6.9 s

1/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value170 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

vachngannoithat.com

527 ms

5374 ms

autoptimize_b9f28a66a565e8d040058d97c8afb844.js

1042 ms

lazysizes.min.js

782 ms

fa-solid-900.woff

1545 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that all of those requests were addressed to Vachngannoithat.com and no external sources were called. The less responsive or slowest element that took the longest time to load (5.4 sec) relates to the external source Muabantenmien.com.

Content Size

1.3 MB

After Optimization

208.4 kB

In fact, the total size of Vachngannoithat.com main page is 1.3 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. 15% of websites need less resources to load. HTML takes 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 1.0 MB

Original 1.2 MB
After minification 1.2 MB
After compression 180.7 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 1.0 MB or 85% of the original size.

Image Optimization

-17%

Potential reduce by 4.8 kB

Original 28.3 kB
After minification 23.4 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. Obviously, Vachngannoithat needs image optimization as it can save up to 4.8 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-7%

Potential reduce by 341 B

Original 4.6 kB
After minification 4.6 kB
After compression 4.3 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 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vachngannoithat. According to our analytics all requests are already optimized.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

ZH
Language Claimed

VI
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vachngannoithat.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed Vietnamese language. Our system also found out that Vachngannoithat.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

vachngannoithat.com

Open Graph data is detected on the main page of Vachngannoithat. 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

开运体育官方入口中国有限公司

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)