Access nbdingming.com.

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

26/100

25%

SI (Speed Index)

Value9.3 s

12/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.221

56/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

nbdingming.com

409 ms

www.dingmingmachine.com

680 ms

iconfont.css

379 ms

swiper.min.css

362 ms

aos.css

370 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Nbdingming.com, 46% (44 requests) were made to Bsg-s.nbxc.com and 33% (32 requests) were made to Bsg-i.nbxc.com. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Bsg-i.nbxc.com.

Content Size

4.6 MB

After Optimization

4.4 MB

In fact, the total size of Nbdingming.com main page is 4.6 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 4.0 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 92.8 kB

Original 108.1 kB
After minification 75.9 kB
After compression 15.4 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 32.2 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 92.8 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 85.0 kB

Original 4.0 MB
After minification 3.9 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. Nbdingming images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.9 kB

Original 372.6 kB
After minification 372.1 kB
After compression 368.7 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.

CSS Optimization

-10%

Potential reduce by 17.1 kB

Original 165.2 kB
After minification 162.6 kB
After compression 148.1 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. Nbdingming.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nbdingming. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 19 to 1 for CSS 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 interpretation of your content by users in different locales.

High

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

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

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

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

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

N/A
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nbdingming.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Nbdingming.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

nbdingming.com

Open Graph description is not detected on the main page of Nbdingming. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

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

nbdingming.com

www.dingmingmachine.com

iconfont.css

swiper.min.css

aos.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

nbdingming.com

www.dingmingmachine.com

iconfont.css

swiper.min.css

aos.css

base.css

a_base.css

a_head.css

slide1.base.css

a_footer.css

a_home.css

ship.css

language.css

a_language.css

cart.css

normal.css

trim.css

centerTrim.css

jquery.min.js

js.js

slide1.js

jquery.js

base.js

swiper.min.js

aos.js

a_home.js

jquery.cookie.js

basket.js

jquery.picEyes.js

a_head.js

js

font_4111451_ew3san1w4ld.css

skypeCheck40.js

index_ce_version.js

matomo2.js

91fa10179173661eee077a65ff2119.png

f_logo3.png

f_logo2.png

home.png

product.png

phone.png

aboutus.png

inquiry.png

close.png