69.9 sec in total
2.5 sec
66.5 sec
896 ms
Welcome to safetyemc.com homepage info - get ready to check Safetyemc best content right away, or after learning these important things about safetyemc.com
安规与电磁兼容网创建于2005年,专注于产品安全、电磁兼容、无线射频以及认证检测为一体的技术服务与贸易平台。我们致力于为安规与电磁兼容工程师提供新闻资讯、标准信息、技术文章、资料及标准下载、求职等服务;为安规与电磁兼容相关企业提供产品供应、求购、在线交易电子商务服务以及品牌推广、培训、展会、人才招聘等全方位服务。
Visit safetyemc.comWe analyzed Safetyemc.com page load time and found that the first response time was 2.5 sec and then it took 67.4 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. Unfortunately, there were 34 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
safetyemc.com performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value4.6 s
34/100
25%
Value6.8 s
34/100
10%
Value270 ms
82/100
30%
Value0.069
96/100
15%
Value4.6 s
81/100
10%
2489 ms
3713 ms
1748 ms
1411 ms
1452 ms
Our browser made a total of 93 requests to load all elements on the main page. We found that 5% of them (5 requests) were addressed to the original Safetyemc.com, 91% (85 requests) were made to Safetyemc.cn and 2% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Safetyemc.cn.
Page size can be reduced by 147.0 kB (45%)
326.0 kB
179.0 kB
In fact, the total size of Safetyemc.com main page is 326.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 164.3 kB which makes up the majority of the site volume.
Potential reduce by 88.8 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 88.8 kB or 84% of the original size.
Potential reduce by 17.7 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, Safetyemc needs image optimization as it can save up to 17.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 17.8 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 17.8 kB or 66% of the original size.
Potential reduce by 22.8 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. Safetyemc.com needs all CSS files to be minified and compressed as it can save up to 22.8 kB or 79% of the original size.
Number of requests can be reduced by 20 (35%)
57
37
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Safetyemc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
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safetyemc.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
safetyemc.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
safetyemc.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
ZH
N/A
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Safetyemc.com 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 Safetyemc.com 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.
safetyemc.com
Open Graph description is not detected on the main page of Safetyemc. 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: