Tools & Wizards About Us
novatech.en.alibaba.com screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

novatech.en.alibaba.com

Company Overview - ShenZhen Nova Semiconductor Co., Ltd

Page Load Speed

5.4 sec in total

First Response

1.5 sec

Resources Loaded

3.4 sec

Page Rendered

423 ms

novatech.en.alibaba.com screenshot

About Website

Visit novatech.en.alibaba.com now to see the best up-to-date Nova Tech En Alibaba content for China and also check out these interesting facts you probably never knew about novatech.en.alibaba.com

ShenZhen Nova Semiconductor Co., Ltd Products:PCBA/Transistor/ Capacitor/ Integrated Circuit/ PCB/Sensor

Visit novatech.en.alibaba.com

Key Findings

We analyzed Novatech.en.alibaba.com page load time and found that the first response time was 1.5 sec and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

novatech.en.alibaba.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

80/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value5,870 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value25.7 s

0/100

10%

Network Requests Diagram

novatech.en.alibaba.com

1504 ms

novatech.en.alibaba.com

330 ms

33 ms

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

188 ms

index.js

79 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Novatech.en.alibaba.com, 54% (22 requests) were made to S.alicdn.com and 7% (3 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (53%)

Content Size

2.2 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Novatech.en.alibaba.com main page is 2.2 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. 25% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 640.7 kB

  • Original 753.3 kB
  • After minification 752.4 kB
  • After compression 112.5 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 640.7 kB or 85% of the original size.

Image Optimization

-30%

Potential reduce by 12.5 kB

  • Original 41.8 kB
  • After minification 29.3 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, Nova Tech En Alibaba needs image optimization as it can save up to 12.5 kB or 30% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-37%

Potential reduce by 523.9 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 887.5 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 523.9 kB or 37% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (56%)

Requests Now

39

After Optimization

17

  • AJAX
  • Images
  • JavaScript

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nova Tech 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.

Network Requests Diagram

novatech.en.alibaba.com

novatech.en.alibaba.com

1504 ms

novatech.en.alibaba.com

novatech.en.alibaba.com

330 ms

33 ms

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

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

188 ms

index.js

index.js

79 ms

index.js

index.js

50 ms

renderHeader.js

renderHeader.js

54 ms

Hf6c4a0f12af249afbca20238b4f3590fy.jpg

Hf6c4a0f12af249afbca20238b4f3590fy.jpg

676 ms

H9c98731735e74181b488146a2cf901c6n.jpg

H9c98731735e74181b488146a2cf901c6n.jpg

575 ms

Hf17db6ffabcc4fd6ac607fa2e7fdcf65x.jpg

Hf17db6ffabcc4fd6ac607fa2e7fdcf65x.jpg

580 ms

awsc.js

awsc.js

44 ms

21 ms

7.gif

7.gif

110 ms

et_f.js

et_f.js

9 ms

um.js

um.js

8 ms

wu.json

wu.json

16 ms

H10826571462147d6bffe0734d9758ef8a.png

H10826571462147d6bffe0734d9758ef8a.png

165 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

32 ms

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

71 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

27 ms

H5a470aa09e7443778e3129b77669b886W.jpg

H5a470aa09e7443778e3129b77669b886W.jpg

814 ms

Hf2f537fd8cfc4d79ab62141e76510a44k.jpg

Hf2f537fd8cfc4d79ab62141e76510a44k.jpg

565 ms

H2df08be2902a4368b02f7ccdc226458fF.jpg

H2df08be2902a4368b02f7ccdc226458fF.jpg

129 ms

TB1HuyJT8r0gK0jSZFnXXbRRXXa-204-204.png

TB1HuyJT8r0gK0jSZFnXXbRRXXa-204-204.png

1556 ms

TB1BsRiFRr0gK0jSZFnXXbRRXXa-204-204.png

TB1BsRiFRr0gK0jSZFnXXbRRXXa-204-204.png

141 ms

TB1AuAeexvbeK8jSZPfXXariXXa-204-204.png

TB1AuAeexvbeK8jSZPfXXariXXa-204-204.png

1538 ms

TB1rIMyF.Y1gK0jSZFCXXcwqXXa-204-204.png

TB1rIMyF.Y1gK0jSZFCXXcwqXXa-204-204.png

379 ms

NOVA-BM1Q001FJ-E2-BM1Q001FJ-BM1Q001-8-SOIC.jpg_350x350.jpg

NOVA-BM1Q001FJ-E2-BM1Q001FJ-BM1Q001-8-SOIC.jpg_350x350.jpg

674 ms

NOVA-New-and-Original-Microcontroller-IC-Chips.png_350x350.jpg

NOVA-New-and-Original-Microcontroller-IC-Chips.png_350x350.jpg

935 ms

NOVA-Original-Hot-sale-integrated-circuits-JRC4558D.png_350x350.jpg

NOVA-Original-Hot-sale-integrated-circuits-JRC4558D.png_350x350.jpg

1264 ms

NOVA-SN74LVC1G14DCKR-SC-70-5-Original-Electronic.jpg_350x350.jpg

NOVA-SN74LVC1G14DCKR-SC-70-5-Original-Electronic.jpg_350x350.jpg

1050 ms

NOVA-TPS54627DDAR-8-SO-Original-Power-Management.jpg_350x350.jpg

NOVA-TPS54627DDAR-8-SO-Original-Power-Management.jpg_350x350.jpg

1129 ms

8051-series-Microcontroller-IC-8-Bit-24MHz.jpg_350x350.jpg

8051-series-Microcontroller-IC-8-Bit-24MHz.jpg_350x350.jpg

1412 ms

Hf05660c5c78a440c871c1e42e906891cO.jpg

Hf05660c5c78a440c871c1e42e906891cO.jpg

554 ms

Hc8a2e45757ca48caa68da3aca07bbf42E.jpg

Hc8a2e45757ca48caa68da3aca07bbf42E.jpg

364 ms

Hd537ef3efb2c4890844553d7fcf438e9q.jpg

Hd537ef3efb2c4890844553d7fcf438e9q.jpg

345 ms

H64bf74e3ce9d429fb3313b38c9990010t.jpg

H64bf74e3ce9d429fb3313b38c9990010t.jpg

259 ms

um.json

um.json

52 ms

getUmid.do

getUmid.do

22 ms

eg.js

eg.js

4 ms

index.js

index.js

20 ms

Accessibility Review

novatech.en.alibaba.com accessibility score

42

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

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.

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

novatech.en.alibaba.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

novatech.en.alibaba.com SEO score

79

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 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 Novatech.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 Novatech.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

novatech.en.alibaba.com

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