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

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

lensi.en.alibaba.com

Shenzhen Lensi Technology Co., Ltd.

Page Load Speed

3.3 sec in total

First Response

296 ms

Resources Loaded

2.5 sec

Page Rendered

501 ms

lensi.en.alibaba.com screenshot

About Website

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

Shenzhen Lensi Technology Co., Ltd., Experts in Manufacturing and Exporting and 0 more Products.

Visit lensi.en.alibaba.com

Key Findings

We analyzed Lensi.en.alibaba.com page load time and found that the first response time was 296 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

lensi.en.alibaba.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value14.9 s

0/100

25%

SI (Speed Index)

Value17.1 s

0/100

10%

TBT (Total Blocking Time)

Value11,110 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.08

94/100

15%

TTI (Time to Interactive)

Value28.0 s

0/100

10%

Network Requests Diagram

lensi.en.alibaba.com

296 ms

lensi.en.alibaba.com

426 ms

72 ms

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

38 ms

index.js

61 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 7% of them (2 requests) were addressed to the original Lensi.en.alibaba.com, 25% (7 requests) were made to S.alicdn.com and 14% (4 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 897.0 kB (46%)

Content Size

2.0 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Lensi.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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 567.0 kB

  • Original 670.9 kB
  • After minification 670.1 kB
  • After compression 103.9 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 567.0 kB or 85% of the original size.

Image Optimization

-55%

Potential reduce by 37.6 kB

  • Original 68.2 kB
  • After minification 30.6 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, Lensi En Alibaba needs image optimization as it can save up to 37.6 kB or 55% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-24%

Potential reduce by 292.4 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 928.5 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 292.4 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (42%)

Requests Now

26

After Optimization

15

  • AJAX
  • Images
  • JavaScript

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lensi 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

lensi.en.alibaba.com

lensi.en.alibaba.com

296 ms

lensi.en.alibaba.com

lensi.en.alibaba.com

426 ms

72 ms

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

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

38 ms

index.js

index.js

61 ms

index.js

index.js

42 ms

renderHeader.js

renderHeader.js

48 ms

Hb3408f65987d4f238dab18fa93180a882.jpg

Hb3408f65987d4f238dab18fa93180a882.jpg

845 ms

awsc.js

awsc.js

25 ms

161 ms

et_n.js

et_n.js

9 ms

um.js

um.js

168 ms

7.gif

7.gif

124 ms

Heef42aac91134d98a90a8a1a1bf6239eq.jpg

Heef42aac91134d98a90a8a1a1bf6239eq.jpg

740 ms

H3dd83892390f4e3995db2568df3cb4b8N.jpg

H3dd83892390f4e3995db2568df3cb4b8N.jpg

701 ms

H2bc820da8eb2433bbae6305e1b04f063y.jpg

H2bc820da8eb2433bbae6305e1b04f063y.jpg

790 ms

Hcee8602d554349a988e5a2dcf8b65259M.jpg

Hcee8602d554349a988e5a2dcf8b65259M.jpg

1631 ms

H8e6ee9556a794ff98845db0bd63ffde68.jpg

H8e6ee9556a794ff98845db0bd63ffde68.jpg

1686 ms

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

98 ms

Hf62226972be04f30b27038f088221ac5P.jpg

Hf62226972be04f30b27038f088221ac5P.jpg

644 ms

H71e5f24c102744148761ca8fa1fcc52dI.jpg

H71e5f24c102744148761ca8fa1fcc52dI.jpg

674 ms

Heabe4bb10e1d46299a7ecb5b9279cb9aI.jpg

Heabe4bb10e1d46299a7ecb5b9279cb9aI.jpg

1363 ms

H8382e8e69fc44063acfdc66571c270bbc.jpg

H8382e8e69fc44063acfdc66571c270bbc.jpg

802 ms

wu.json

wu.json

417 ms

um.json

um.json

58 ms

getUmid.do

getUmid.do

649 ms

eg.js

eg.js

3 ms

index.js

index.js

6 ms

Accessibility Review

lensi.en.alibaba.com accessibility score

60

Accessibility Issues

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.

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

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

High

Image elements do not have [alt] attributes

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

lensi.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

lensi.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 Lensi.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 Lensi.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

lensi.en.alibaba.com

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