39.7 sec in total
5.4 sec
33.4 sec
954 ms
Welcome to serumi.com.cn homepage info - get ready to check Serumi best content right away, or after learning these important things about serumi.com.cn
全球领先负离子品牌赛路美SERUMI,主营负离子空气品质改善、生态光电离子机能水等系列产品。旗下品牌尔森不只是净化,产生等同于大自然无臭氧、无静电、无正离子的安全负离子。室内型、车载型、中央空调型等空气负离子产品帮助您改善健康状况以及室内空气环境 - 降尘、消除pm2.5、去除静电、提高免疫力、改善睡眠、缓解呼吸系统症状等。
Visit serumi.com.cnWe analyzed Serumi.com.cn page load time and found that the first response time was 5.4 sec and then it took 34.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 23 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
serumi.com.cn performance score
5380 ms
4799 ms
8158 ms
1710 ms
869 ms
Our browser made a total of 96 requests to load all elements on the main page. We found that 53% of them (51 requests) were addressed to the original Serumi.com.cn, 24% (23 requests) were made to Www2.53kf.com and 3% (3 requests) were made to Combo.b.qq.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Serumi.com.cn.
Page size can be reduced by 367.2 kB (30%)
1.2 MB
864.4 kB
In fact, the total size of Serumi.com.cn main page is 1.2 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. 25% of websites need less resources to load. Images take 807.0 kB which makes up the majority of the site volume.
Potential reduce by 58.1 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 58.1 kB or 75% of the original size.
Potential reduce by 113.0 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, Serumi needs image optimization as it can save up to 113.0 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 177.8 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 177.8 kB or 55% of the original size.
Potential reduce by 18.3 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. Serumi.com.cn needs all CSS files to be minified and compressed as it can save up to 18.3 kB or 75% of the original size.
Number of requests can be reduced by 40 (57%)
70
30
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serumi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
serumi.com.cn
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serumi.com.cn SEO score
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Serumi.com.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Serumi.com.cn 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.
serumi.com.cn
Open Graph description is not detected on the main page of Serumi. 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: