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

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

lsfengcheng.en.alibaba.com

Company Overview - Zhejiang Fengcheng E-Bike Co., Ltd.

Page Load Speed

5.3 sec in total

First Response

444 ms

Resources Loaded

4.6 sec

Page Rendered

271 ms

lsfengcheng.en.alibaba.com screenshot

About Website

Welcome to lsfengcheng.en.alibaba.com homepage info - get ready to check Ls Fengcheng En Alibaba best content for China right away, or after learning these important things about lsfengcheng.en.alibaba.com

Zhejiang Fengcheng E-Bike Co., Ltd. Products:Electric Scooter/ Electric Motorcycle/ EV PARTS/ Electric Tricycle

Visit lsfengcheng.en.alibaba.com

Key Findings

We analyzed Lsfengcheng.en.alibaba.com page load time and found that the first response time was 444 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

lsfengcheng.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value13.3 s

2/100

10%

TBT (Total Blocking Time)

Value3,650 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value26.0 s

0/100

10%

Network Requests Diagram

lsfengcheng.en.alibaba.com

444 ms

lsfengcheng.en.alibaba.com

358 ms

64 ms

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

41 ms

index.js

61 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Lsfengcheng.en.alibaba.com, 30% (20 requests) were made to Sc01.alicdn.com and 21% (14 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (3.7 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (49%)

Content Size

2.0 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Lsfengcheng.en.alibaba.com main page is 2.0 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. 40% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 446.8 kB

  • Original 542.1 kB
  • After minification 541.4 kB
  • After compression 95.4 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 446.8 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 71 B

  • Original 5.1 kB
  • After minification 5.0 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. Ls Fengcheng En Alibaba images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 555.1 kB

  • Original 1.5 MB
  • After minification 1.5 MB
  • After compression 923.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 555.1 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (40%)

Requests Now

65

After Optimization

39

  • AJAX
  • Images
  • JavaScript

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ls Fengcheng 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

lsfengcheng.en.alibaba.com

lsfengcheng.en.alibaba.com

444 ms

lsfengcheng.en.alibaba.com

lsfengcheng.en.alibaba.com

358 ms

64 ms

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

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

41 ms

index.js

index.js

61 ms

index.js

index.js

45 ms

renderHeader.js

renderHeader.js

52 ms

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561 ms

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730 ms

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1730 ms

awsc.js

awsc.js

21 ms

28 ms

et_f.js

et_f.js

10 ms

um.js

um.js

145 ms

7.gif

7.gif

179 ms

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665 ms

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1310 ms

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1516 ms

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974 ms

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849 ms

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641 ms

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2750 ms

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3720 ms

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1755 ms

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1371 ms

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1475 ms

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1988 ms

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1110 ms

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363 ms

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2260 ms

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1357 ms

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707 ms

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810 ms

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634 ms

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2626 ms

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1355 ms

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1116 ms

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2683 ms

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1790 ms

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1993 ms

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2025 ms

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2617 ms

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2385 ms

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3287 ms

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2716 ms

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3456 ms

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3262 ms

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3372 ms

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741 ms

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969 ms

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1066 ms

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1172 ms

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1082 ms

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1089 ms

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1195 ms

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1431 ms

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1741 ms

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2106 ms

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2269 ms

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1851 ms

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1601 ms

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556 ms

wu.json

wu.json

631 ms

um.json

um.json

55 ms

getUmid.do

getUmid.do

92 ms

eg.js

eg.js

4 ms

index.js

index.js

8 ms

Accessibility Review

lsfengcheng.en.alibaba.com accessibility score

64

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Some elements have a [tabindex] value greater than 0

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

lsfengcheng.en.alibaba.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

lsfengcheng.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 Lsfengcheng.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 Lsfengcheng.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

lsfengcheng.en.alibaba.com

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