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

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

wzyalu.en.alibaba.com

Wenzhou Yalu Electric Co., Ltd. - Brush DC Motor, Brushless DC Motor

Page Load Speed

5.5 sec in total

First Response

1.3 sec

Resources Loaded

3.9 sec

Page Rendered

303 ms

wzyalu.en.alibaba.com screenshot

About Website

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

Wenzhou Yalu Electric Co., Ltd., Experts in Manufacturing and Exporting Brush DC Motor, Brushless DC Motor and 0 more Products.

Visit wzyalu.en.alibaba.com

Key Findings

We analyzed Wzyalu.en.alibaba.com page load time and found that the first response time was 1.3 sec and then it took 4.2 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

wzyalu.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)

Value3.2 s

73/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value5,290 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value22.8 s

1/100

10%

Network Requests Diagram

wzyalu.en.alibaba.com

1276 ms

wzyalu.en.alibaba.com

339 ms

59 ms

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

72 ms

index.js

149 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Wzyalu.en.alibaba.com, 31% (17 requests) were made to S.alicdn.com and 24% (13 requests) were made to Sc01.alicdn.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 890.2 kB (46%)

Content Size

1.9 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Wzyalu.en.alibaba.com main page is 1.9 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. 30% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 542.6 kB

  • Original 645.0 kB
  • After minification 644.2 kB
  • After compression 102.4 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. 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 542.6 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.8 kB
  • After minification 4.8 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. Wz Yalu En Alibaba images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 347.6 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 929.9 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 347.6 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (42%)

Requests Now

52

After Optimization

30

  • AJAX
  • Images
  • JavaScript

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wz Yalu 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

wzyalu.en.alibaba.com

wzyalu.en.alibaba.com

1276 ms

wzyalu.en.alibaba.com

wzyalu.en.alibaba.com

339 ms

59 ms

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

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

72 ms

index.js

index.js

149 ms

index.js

index.js

79 ms

renderHeader.js

renderHeader.js

132 ms

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606 ms

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955 ms

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1535 ms

awsc.js

awsc.js

77 ms

25 ms

7.gif

7.gif

109 ms

et_n.js

et_n.js

74 ms

um.js

um.js

90 ms

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2302 ms

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930 ms

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704 ms

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646 ms

36V-350W-BLDC-Electric-Bicycle-Mid-Drive.jpg_350x350.jpg

36V-350W-BLDC-Electric-Bicycle-Mid-Drive.jpg_350x350.jpg

545 ms

MY1016Z3-350W-36V-Middle-Drive-E-Bike.jpg_350x350.jpg

MY1016Z3-350W-36V-Middle-Drive-E-Bike.jpg_350x350.jpg

1018 ms

YALU-MOTOR-MY1016Z3-24V-36V-350W-Geared.jpg_350x350.jpg

YALU-MOTOR-MY1016Z3-24V-36V-350W-Geared.jpg_350x350.jpg

1031 ms

Yalu-Custom-Make-MY1016Z2-250W-24V-Power.jpg_350x350.jpg

Yalu-Custom-Make-MY1016Z2-250W-24V-Power.jpg_350x350.jpg

1441 ms

BM1109-72V-3000W-Brushless-HIGH-SPEED-Motor.jpg_350x350.jpg

BM1109-72V-3000W-Brushless-HIGH-SPEED-Motor.jpg_350x350.jpg

1446 ms

48V-750W-DIY-BLDC-E-Tricycle-Trik.jpg_350x350.jpg

48V-750W-DIY-BLDC-E-Tricycle-Trik.jpg_350x350.jpg

1416 ms

MY1016Z-12V-24V-250W-Electric-motorcycle-ATV.jpg_350x350.jpg

MY1016Z-12V-24V-250W-Electric-motorcycle-ATV.jpg_350x350.jpg

1931 ms

MY1016Z-Wheelchair-Motor-350W-36V-60mm-Longer.jpg_350x350.jpg

MY1016Z-Wheelchair-Motor-350W-36V-60mm-Longer.jpg_350x350.jpg

1571 ms

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801 ms

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614 ms

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691 ms

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689 ms

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1895 ms

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1476 ms

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1370 ms

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1205 ms

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1363 ms

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1907 ms

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1992 ms

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2136 ms

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854 ms

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661 ms

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636 ms

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980 ms

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1518 ms

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1456 ms

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1219 ms

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1261 ms

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1359 ms

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1773 ms

wu.json

wu.json

51 ms

um.json

um.json

56 ms

getUmid.do

getUmid.do

82 ms

eg.js

eg.js

3 ms

index.js

index.js

4 ms

Accessibility Review

wzyalu.en.alibaba.com accessibility score

69

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.

Best Practices

wzyalu.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

wzyalu.en.alibaba.com SEO score

86

Search Engine Optimization Advices

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 Wzyalu.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 Wzyalu.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

wzyalu.en.alibaba.com

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