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About Website

Click here to check amazing Nanxincctv content. Otherwise, check out these important facts you probably never knew about nanxincctv.com

北京合力新境电子技术有限责任公司，海淀区学院南路15号院1号楼1209室，主要经营监控器材;监控摄像机;红外摄像机;硬盘录像机;网络摄像机;摄像机，86-10-62254754，如需购买监控器材;监控摄像机;红外摄像机;硬盘录像机;网络摄像机;摄像机，请联系我们北京合力新境电子技术有限责任公司，一流的质量有竞争力的价格是您的不二选择!

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name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.7 s

100/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

nanxincctv.com

15269 ms

reset.css

229 ms

layout.css

447 ms

index.css

457 ms

jquery.min.js

690 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that all of those requests were addressed to Nanxincctv.com and no external sources were called. The less responsive or slowest element that took the longest time to load (15.3 sec) belongs to the original domain Nanxincctv.com.

Content Size

286.2 kB

After Optimization

208.0 kB

In fact, the total size of Nanxincctv.com main page is 286.2 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 200.4 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 10.6 kB

Original 14.5 kB
After minification 13.7 kB
After compression 3.9 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 10.6 kB or 73% of the original size.

Image Optimization

-10%

Potential reduce by 20.8 kB

Original 200.4 kB
After minification 179.7 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. Nanxincctv images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 44.1 kB

Original 67.5 kB
After minification 67.5 kB
After compression 23.4 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 44.1 kB or 65% of the original size.

CSS Optimization

-72%

Potential reduce by 2.7 kB

Original 3.8 kB
After minification 3.2 kB
After compression 1.0 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. Nanxincctv.com needs all CSS files to be minified and compressed as it can save up to 2.7 kB or 72% of the original size.

Requests Now

After Optimization

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nanxincctv. According to our analytics all requests are already optimized.

Accessibility Issues

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.

High

Document doesn't have a <title> element

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Document doesn't have a <title> element

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nanxincctv.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 Nanxincctv.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

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