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nbmax.com.cn screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    66% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

nbmax.com.cn

PCB Connectors Suppliers, Terminal Block Connectors Factory

Page Load Speed

29.1 sec in total

First Response

150 ms

Resources Loaded

22.7 sec

Page Rendered

6.2 sec

nbmax.com.cn screenshot

About Website

Click here to check amazing Nbmax content. Otherwise, check out these important facts you probably never knew about nbmax.com.cn

Ningbo Max Electronic Technology Co., Ltd is a leading China terminal block connectors suppliers and PCB connectors factory, offer wholesale PCB terminal block connectors online

Visit nbmax.com.cn

Key Findings

We analyzed Nbmax.com.cn page load time and found that the first response time was 150 ms and then it took 28.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

nbmax.com.cn performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value700 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

nbmax.com.cn

150 ms

www.nbmax.com.cn

650 ms

styles.css

119 ms

prettyPhoto.css

144 ms

lightbox.min.css

158 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 94% of them (60 requests) were addressed to the original Nbmax.com.cn, 5% (3 requests) were made to Googletagmanager.com and 2% (1 request) were made to S4.cnzz.com. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source S4.cnzz.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 434.9 kB (19%)

Content Size

2.3 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nbmax.com.cn main page is 2.3 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. 70% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-96%

Potential reduce by 394.0 kB

  • Original 411.5 kB
  • After minification 405.2 kB
  • After compression 17.5 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 394.0 kB or 96% of the original size.

Image Optimization

-2%

Potential reduce by 30.3 kB

  • Original 1.9 MB
  • After minification 1.8 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. Nbmax images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 17 B

  • Original 655 B
  • After minification 655 B
  • After compression 638 B

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

-25%

Potential reduce by 10.5 kB

  • Original 42.0 kB
  • After minification 42.0 kB
  • After compression 31.4 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. Nbmax.com.cn needs all CSS files to be minified and compressed as it can save up to 10.5 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (48%)

Requests Now

60

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nbmax. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nbmax.com.cn

nbmax.com.cn

150 ms

www.nbmax.com.cn

www.nbmax.com.cn

650 ms

styles.css

styles.css

119 ms

prettyPhoto.css

prettyPhoto.css

144 ms

lightbox.min.css

lightbox.min.css

158 ms

jquery.js

jquery.js

212 ms

jquery-migrate.min.js

jquery-migrate.min.js

153 ms

slick.css

slick.css

150 ms

basic.css

basic.css

275 ms

main.css

main.css

279 ms

font-awesome.min.css

font-awesome.min.css

293 ms

animate.min.css

animate.min.css

289 ms

jquery.js

jquery.js

301 ms

qrcode.min.js

qrcode.min.js

313 ms

main.js

main.js

361 ms

slick.js

slick.js

363 ms

wow.min.js

wow.min.js

377 ms

1013_361_.js

1013_361_.js

374 ms

js

js

98 ms

hwaq.js

hwaq.js

466 ms

index_js.js

index_js.js

468 ms

flexslider.css

flexslider.css

468 ms

public.css

public.css

468 ms

email-decode.min.js

email-decode.min.js

404 ms

scripts.js

scripts.js

551 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

552 ms

jquery.touchwipe.min.js

jquery.touchwipe.min.js

551 ms

jquery.lightbox.min.js

jquery.lightbox.min.js

551 ms

wp-embed.min.js

wp-embed.min.js

639 ms

jquery.flexslider.min.js

jquery.flexslider.min.js

643 ms

jQuery.easing.min.js

jQuery.easing.min.js

642 ms

gtm.js

gtm.js

35 ms

js

js

90 ms

logo.png

logo.png

249 ms

icon-search.png

icon-search.png

248 ms

icon-iso.png

icon-iso.png

250 ms

cn.jpg

cn.jpg

266 ms

en.jpg

en.jpg

277 ms

terminal-blocks1.jpg

terminal-blocks1.jpg

320 ms

us.jpg

us.jpg

315 ms

4-1-p.jpg

4-1-p.jpg

457 ms

DIP-switch.jpg

DIP-switch.jpg

456 ms

21-1-p.jpg

21-1-p.jpg

481 ms

1-2-p.jpg

1-2-p.jpg

499 ms

201671315279184.jpg

201671315279184.jpg

515 ms

7-p.jpg

7-p.jpg

515 ms

icon-1-1.png

icon-1-1.png

516 ms

icon-1-2.png

icon-1-2.png

524 ms

icon-1-3.png

icon-1-3.png

621 ms

icon-1-4.png

icon-1-4.png

621 ms

icon-more.png

icon-more.png

524 ms

init-2.jpg

init-2.jpg

681 ms

icon-time.png

icon-time.png

646 ms

init-3-1.jpg

init-3-1.jpg

654 ms

init-3-3.jpg

init-3-3.jpg

679 ms

init-4.jpg

init-4.jpg

700 ms

init-2-bg.jpg

init-2-bg.jpg

492 ms

init-2-r-bg.jpg

init-2-r-bg.jpg

555 ms

init-3-bg.jpg

init-3-bg.jpg

556 ms

init-4-bg.jpg

init-4-bg.jpg

566 ms

f-bg.jpg

f-bg.jpg

573 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

515 ms

z_stat.php

z_stat.php

19757 ms

ajax-loader.gif

ajax-loader.gif

248 ms

Accessibility Review

nbmax.com.cn accessibility score

73

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

nbmax.com.cn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nbmax.com.cn SEO score

78

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nbmax.com.cn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Nbmax.com.cn 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

nbmax.com.cn

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