Tools & Wizards About Us
yysensor.com screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

yysensor.com

Thermopile Infrared Sensor, Thermopile Infrared Sensor Module, NDIR Gas Sensor - Sunshine

Page Load Speed

10.5 sec in total

First Response

454 ms

Resources Loaded

9.4 sec

Page Rendered

654 ms

yysensor.com screenshot

About Website

Visit yysensor.com now to see the best up-to-date Yy Sensor content and also check out these interesting facts you probably never knew about yysensor.com

Shanghai Sunshine Technologies Co., Ltd. main products are Thermopile Infrared Sensor, Thermopile Infrared Sensor Module, NDIR Gas Sensor, etc.

Visit yysensor.com

Key Findings

We analyzed Yysensor.com page load time and found that the first response time was 454 ms and then it took 10.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

yysensor.com performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value1,770 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.204

61/100

15%

TTI (Time to Interactive)

Value5.8 s

67/100

10%

Network Requests Diagram

yysensor.com

454 ms

style2.css

516 ms

public.css

800 ms

css

944 ms

f314b893bd2ec2c36d42aac5b496b2c.png

429 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Yysensor.com, 79% (57 requests) were made to Cdn.globalso.com and 15% (11 requests) were made to Globalso.site. The less responsive or slowest element that took the longest time to load (8.9 sec) relates to the external source Cdn.globalso.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.4 MB (25%)

Content Size

13.6 MB

After Optimization

10.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yysensor.com main page is 13.6 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. 60% of websites need less resources to load. Images take 13.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 53.7 kB

  • Original 62.2 kB
  • After minification 49.1 kB
  • After compression 8.5 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. This page needs HTML code to be minified as it can gain 13.1 kB, which is 21% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 53.7 kB or 86% of the original size.

Image Optimization

-25%

Potential reduce by 3.4 MB

  • Original 13.4 MB
  • After minification 10.0 MB

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, Yy Sensor needs image optimization as it can save up to 3.4 MB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 19.6 kB

  • Original 154.8 kB
  • After minification 154.8 kB
  • After compression 135.2 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 19.6 kB or 13% of the original size.

CSS Optimization

-26%

Potential reduce by 8.2 kB

  • Original 31.3 kB
  • After minification 31.3 kB
  • After compression 23.2 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Yysensor.com needs all CSS files to be minified and compressed as it can save up to 8.2 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (30%)

Requests Now

64

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yy Sensor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

yysensor.com

yysensor.com

454 ms

style2.css

style2.css

516 ms

public.css

public.css

800 ms

css

css

944 ms

f314b893bd2ec2c36d42aac5b496b2c.png

f314b893bd2ec2c36d42aac5b496b2c.png

429 ms

banner.png

banner.png

8941 ms

tu-1.png

tu-1.png

1264 ms

53.png

53.png

3745 ms

149.png

149.png

1010 ms

deciding-to.jpg

deciding-to.jpg

1212 ms

livechat.js

livechat.js

88 ms

form.js

form.js

91 ms

jquery.min.js

jquery.min.js

801 ms

common.js

common.js

661 ms

public.js

public.js

656 ms

TEC-%E4%B8%8A%E9%9D%A22-300x253.png

TEC-%E4%B8%8A%E9%9D%A22-300x253.png

1098 ms

%E5%85%89%E9%80%9A%E4%BF%A12-300x255.png

%E5%85%89%E9%80%9A%E4%BF%A12-300x255.png

1303 ms

SSLC103M1A79A-%E6%AD%A3%E9%9D%A21-300x204.png

SSLC103M1A79A-%E6%AD%A3%E9%9D%A21-300x204.png

1603 ms

YY-MHPB%E4%B8%8A%E9%9D%A2-300x195.png

YY-MHPB%E4%B8%8A%E9%9D%A2-300x195.png

1659 ms

YY-M32A-04-300x222.png

YY-M32A-04-300x222.png

1359 ms

YY-M160A%E4%B8%8A%E9%9D%A2-300x208.png

YY-M160A%E4%B8%8A%E9%9D%A2-300x208.png

1398 ms

SPIR01A1-300x269.png

SPIR01A1-300x269.png

2584 ms

YY-MDB-V2-300x278.png

YY-MDB-V2-300x278.png

3588 ms

YY-MDB-M%E4%B8%8A%E9%9D%A2-300x250.png

YY-MDB-M%E4%B8%8A%E9%9D%A2-300x250.png

2060 ms

YY-MDB-300x278.png

YY-MDB-300x278.png

1890 ms

YY-MDA-300x300.png

YY-MDA-300x300.png

2140 ms

STP10DF5901K.png

STP10DF5901K.png

2147 ms

SDG11DF33-300x300.png

SDG11DF33-300x300.png

2375 ms

STP9CF59H-300x300.png

STP9CF59H-300x300.png

3304 ms

STP9CF55H1-300x295.png

STP9CF55H1-300x295.png

2470 ms

STP9CF551-300x295.png

STP9CF551-300x295.png

4335 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-07.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-07.png

2714 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-02.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-02.png

2790 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-03.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-03.png

2997 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-011.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-011.png

3099 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-08.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-08.png

3353 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-09.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-09.png

4377 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-131.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-131.png

3957 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-092.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-092.png

4538 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-102.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-102.png

4179 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-112.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-112.png

3974 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-122.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-122.png

3747 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-01.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-01.png

4428 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-10.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-10.png

4096 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-11.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-11.png

4018 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1-123.png

%E6%9C%AA%E6%A0%87%E9%A2%98-1-123.png

3696 ms

index-bg-1.jpg

index-bg-1.jpg

1280 ms

2024310_inquiry_livechat_yysensorcom

2024310_inquiry_livechat_yysensorcom

454 ms

2024310_inquiry_form_yysensorcom

2024310_inquiry_form_yysensorcom

412 ms

sns04.png

sns04.png

3496 ms

SourceSansPro-LightIt.ttf

SourceSansPro-LightIt.ttf

266 ms

statistic.php

statistic.php

1774 ms

SourceSansPro-It.ttf

SourceSansPro-It.ttf

235 ms

SourceSansPro.ttf

SourceSansPro.ttf

252 ms

Lato-Bold.ttf

Lato-Bold.ttf

493 ms

Lato.ttf

Lato.ttf

474 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

460 ms

sns01.png

sns01.png

3513 ms

from_livechat.css

from_livechat.css

8 ms

jquery.min.js

jquery.min.js

17 ms

layer.js

layer.js

17 ms

group_oper.js

group_oper.js

17 ms

validform.min.js

validform.min.js

15 ms

jquery.cookie.js

jquery.cookie.js

40 ms

layer.css

layer.css

12 ms

sns03.png

sns03.png

3220 ms

b749fde6.jpg

b749fde6.jpg

322 ms

all-m.gif

all-m.gif

539 ms

search_btn.png

search_btn.png

534 ms

web_icon.png

web_icon.png

960 ms

submit-bg.png

submit-bg.png

455 ms

search_btn_close.png

search_btn_close.png

2005 ms

Accessibility Review

yysensor.com accessibility score

75

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

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

yysensor.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

yysensor.com SEO score

75

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 uses legible font sizes

High

Tap targets are not sized appropriately

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 Yysensor.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 Yysensor.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

yysensor.com

Open Graph description is not detected on the main page of Yy Sensor. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: