Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

smthome.net

SMT之家 - 专业SMT表面贴装技术网站

Page Load Speed

26.1 sec in total

First Response

2.7 sec

Resources Loaded

23 sec

Page Rendered

447 ms

smthome.net screenshot

About Website

Visit smthome.net now to see the best up-to-date Smthome content for Taiwan and also check out these interesting facts you probably never knew about smthome.net

SMT之家是中国印刷电路板装配行业最专业的在线技术讨论社区,它是中国印刷电路板装配业界运行时间最长、也是当前最炙手可热的PCA、SMT技术在线讨论社区。包括印刷电路板装配、表面贴装技术、现场生产控制、贴片设备、PCA测试、板载芯片邦定技术、质量、管理、RoHS、无铅及波峰焊接等等相关技术话题。

Visit smthome.net

Key Findings

We analyzed Smthome.net page load time and found that the first response time was 2.7 sec and then it took 23.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

smthome.net performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

37/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value6,090 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

smthome.net

2666 ms

index.html

1282 ms

default.css

660 ms

jquery.js

3776 ms

jquery.cycleImg.js

1477 ms

Our browser made a total of 126 requests to load all elements on the main page. We found that 50% of them (63 requests) were addressed to the original Smthome.net, 6% (8 requests) were made to Pos.baidu.com and 6% (7 requests) were made to Ubmcmm.baidustatic.com. The less responsive or slowest element that took the longest time to load (10.2 sec) belongs to the original domain Smthome.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 405.0 kB (20%)

Content Size

2.0 MB

After Optimization

1.6 MB

In fact, the total size of Smthome.net 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. 50% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 92.6 kB

  • Original 112.8 kB
  • After minification 104.1 kB
  • After compression 20.2 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 92.6 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 14.0 kB

  • Original 1.4 MB
  • After minification 1.4 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. Smthome images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 282.4 kB

  • Original 488.9 kB
  • After minification 445.3 kB
  • After compression 206.5 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 282.4 kB or 58% of the original size.

CSS Optimization

-77%

Potential reduce by 16.0 kB

  • Original 20.8 kB
  • After minification 19.4 kB
  • After compression 4.8 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. Smthome.net needs all CSS files to be minified and compressed as it can save up to 16.0 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (33%)

Requests Now

123

After Optimization

83

The browser has sent 123 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Smthome. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

smthome.net accessibility score

65

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

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

smthome.net best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

smthome.net SEO score

62

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Smthome.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Smthome.net main page’s claimed encoding is gbk. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Smthome. 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: