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

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 40

    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

ser.en.alibaba.com

Company Overview - Shenzhen Globalsell Technology Co., Ltd.

Page Load Speed

4 sec in total

First Response

275 ms

Resources Loaded

3.5 sec

Page Rendered

266 ms

ser.en.alibaba.com screenshot

About Website

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

Shenzhen Globalsell Technology Co., Ltd. Products:Electronic cigarettes,Rosin Press,Rosin Press Plates,E hookah,E shisha

Visit ser.en.alibaba.com

Key Findings

We analyzed Ser.en.alibaba.com page load time and found that the first response time was 275 ms and then it took 3.7 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

ser.en.alibaba.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

74/100

25%

SI (Speed Index)

Value9.1 s

13/100

10%

TBT (Total Blocking Time)

Value4,600 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

Network Requests Diagram

ser.en.alibaba.com

275 ms

ser.en.alibaba.com

238 ms

18 ms

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

210 ms

index.js

222 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Ser.en.alibaba.com, 52% (26 requests) were made to S.alicdn.com and 14% (7 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (48%)

Content Size

2.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Ser.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. 45% of websites need less resources to load. Javascripts take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 389.6 kB

  • Original 478.9 kB
  • After minification 478.1 kB
  • After compression 89.3 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 389.6 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 115.4 kB
  • After minification 115.4 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. Ser En Alibaba images are well optimized though.

JavaScript Optimization

-41%

Potential reduce by 640.9 kB

  • Original 1.6 MB
  • After minification 1.6 MB
  • After compression 927.3 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 640.9 kB or 41% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (46%)

Requests Now

48

After Optimization

26

  • AJAX
  • Images
  • JavaScript

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ser 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

ser.en.alibaba.com

ser.en.alibaba.com

275 ms

ser.en.alibaba.com

ser.en.alibaba.com

238 ms

18 ms

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

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

210 ms

index.js

index.js

222 ms

index.js

index.js

213 ms

renderHeader.js

renderHeader.js

215 ms

H4c86f46763064e1db1261ca76a4129cfq.png

H4c86f46763064e1db1261ca76a4129cfq.png

736 ms

Ha423bbdf8f4540289b2ec64797b23efdD.png

Ha423bbdf8f4540289b2ec64797b23efdD.png

1119 ms

H6aae39d431924bc6a5ef8a469e05a8f9f.png

H6aae39d431924bc6a5ef8a469e05a8f9f.png

812 ms

awsc.js

awsc.js

17 ms

117 ms

et_n.js

et_n.js

5 ms

um.js

um.js

86 ms

Ha8ec6536eb2149589d1c8629a536824fh.jpg

Ha8ec6536eb2149589d1c8629a536824fh.jpg

1443 ms

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

296 ms

Hd44ece5d7d3b45ff9f231c0a9b360da6x.jpg

Hd44ece5d7d3b45ff9f231c0a9b360da6x.jpg

879 ms

H3527be6348e14b6482f61669546fa40eJ.jpg

H3527be6348e14b6482f61669546fa40eJ.jpg

1673 ms

H344fa4017acc4a1f82081c65d464c88cJ.jpg

H344fa4017acc4a1f82081c65d464c88cJ.jpg

939 ms

Hbe5aec5d2c954be4ae5a6524703d79f3M.jpg

Hbe5aec5d2c954be4ae5a6524703d79f3M.jpg

1036 ms

in-stocks-3-5-Pre-Press-molds.jpg_480x480.jpg

in-stocks-3-5-Pre-Press-molds.jpg_480x480.jpg

656 ms

Classical-traditional-electronic-rechargeable-e-head-electric.jpg_480x480.jpg

Classical-traditional-electronic-rechargeable-e-head-electric.jpg_480x480.jpg

1109 ms

Thermostatic-Radiator-Valve-Smart-Wireless-Thermostat-Temperature.jpg_480x480.jpg

Thermostatic-Radiator-Valve-Smart-Wireless-Thermostat-Temperature.jpg_480x480.jpg

1339 ms

High-configuration-portable-Solar-Generator-500w-Home.jpg_480x480.jpg

High-configuration-portable-Solar-Generator-500w-Home.jpg_480x480.jpg

1289 ms

New-Outdoor-Charging-Solar-Generator-Portable-Power.jpg_480x480.jpg

New-Outdoor-Charging-Solar-Generator-Portable-Power.jpg_480x480.jpg

1573 ms

Hot-selling-300W-Portable-Usb-Rechargeable-Emergency.jpg_480x480.jpg

Hot-selling-300W-Portable-Usb-Rechargeable-Emergency.jpg_480x480.jpg

1817 ms

500W-Portable-Solar-Generator-Home-Use-Rechargeable.jpg_480x480.jpg

500W-Portable-Solar-Generator-Home-Use-Rechargeable.jpg_480x480.jpg

1506 ms

Thermostatic-Radiator-Valve-Smart-Wireless-Thermostat-Temperature.jpg_250x250.jpg

Thermostatic-Radiator-Valve-Smart-Wireless-Thermostat-Temperature.jpg_250x250.jpg

1597 ms

Factory-price-smart-TRV-Thermostatic-Radiator-valve.jpg_250x250.jpg

Factory-price-smart-TRV-Thermostatic-Radiator-valve.jpg_250x250.jpg

1826 ms

Wesell-3-0-Smart-TRV-Thermostatic-Radiator.jpg_250x250.jpg

Wesell-3-0-Smart-TRV-Thermostatic-Radiator.jpg_250x250.jpg

1827 ms

Wholesale-temperature-controller-PID-Electronic-Thermostat-PID.jpg_250x250.jpg

Wholesale-temperature-controller-PID-Electronic-Thermostat-PID.jpg_250x250.jpg

2080 ms

Custom-Temperature-Controller-PID-Electronic-Thermostat-OEM.jpg_250x250.jpg

Custom-Temperature-Controller-PID-Electronic-Thermostat-OEM.jpg_250x250.jpg

2085 ms

Original-factory-of-PID-E-nail-PID.jpg_250x250.jpg

Original-factory-of-PID-E-nail-PID.jpg_250x250.jpg

2261 ms

Fatory-OEM-ODM-Custom-Temperature-Controller-PID.jpg_250x250.jpg

Fatory-OEM-ODM-Custom-Temperature-Controller-PID.jpg_250x250.jpg

2299 ms

Original-factory-of-temperature-controller-PID-Electronic.jpg_250x250.jpg

Original-factory-of-temperature-controller-PID-Electronic.jpg_250x250.jpg

2933 ms

Original-factory-of-temperature-controller-PID-Enail.jpg_250x250.jpg

Original-factory-of-temperature-controller-PID-Enail.jpg_250x250.jpg

2365 ms

in-stocks-3-5-Pre-Press-molds.jpg_250x250.jpg

in-stocks-3-5-Pre-Press-molds.jpg_250x250.jpg

2520 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

318 ms

H10f50875fe4f447c8fec82cc8239c1d8x.jpg

H10f50875fe4f447c8fec82cc8239c1d8x.jpg

1123 ms

H26ffce3ecf4f4fb4b2712b3a2192dca7G.jpg

H26ffce3ecf4f4fb4b2712b3a2192dca7G.jpg

1414 ms

HTB19PPYJpXXXXbZXVXXq6xXFXXXR.jpg

HTB19PPYJpXXXXbZXVXXq6xXFXXXR.jpg

817 ms

H0fb9258ea49e4c07aefcd19afe042f1dH.jpg

H0fb9258ea49e4c07aefcd19afe042f1dH.jpg

917 ms

H465ca918c37c462fafa99df62490bfa6g.jpg

H465ca918c37c462fafa99df62490bfa6g.jpg

950 ms

Hea3fba295f894539ab457c9309f5643dt.jpg

Hea3fba295f894539ab457c9309f5643dt.jpg

956 ms

7.gif

7.gif

58 ms

wu.json

wu.json

102 ms

um.json

um.json

56 ms

getUmid.do

getUmid.do

98 ms

eg.js

eg.js

2 ms

index.js

index.js

14 ms

Accessibility Review

ser.en.alibaba.com accessibility score

40

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

ser.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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

ser.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 Ser.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 Ser.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

ser.en.alibaba.com

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