12.6 sec in total
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Welcome to nlc.gov.cn homepage info - get ready to check Nlc best content for China right away, or after learning these important things about nlc.gov.cn
国家图书馆是国家总书库,国家书目中心,国家古籍保护中心,国家典籍博物馆。履行国内外图书文献收藏和保护的职责,指导协调全国文献保护工作;为中央和国家领导机关、社会各界及公众提供文献信息和参考咨询服务;开展图书馆学理论与图书馆事业发展研究,指导全国图书馆业务工作;对外履行有关文化交流职能,参加国际图联及相关国际组织,开展与国内外图书馆的交流与合作。
Visit nlc.gov.cnWe analyzed Nlc.gov.cn page load time and found that the first response time was 2.1 sec and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
nlc.gov.cn performance score
2139 ms
453 ms
454 ms
453 ms
233 ms
Our browser made a total of 162 requests to load all elements on the main page. We found that 99% of them (160 requests) were addressed to the original Nlc.gov.cn, 1% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Nlc.gov.cn.
Page size can be reduced by 904.0 kB (36%)
2.5 MB
1.6 MB
In fact, the total size of Nlc.gov.cn main page is 2.5 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. 40% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 94.9 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. This page needs HTML code to be minified as it can gain 17.5 kB, which is 16% 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 94.9 kB or 84% of the original size.
Potential reduce by 701.4 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, Nlc needs image optimization as it can save up to 701.4 kB or 31% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 103.5 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 103.5 kB or 68% of the original size.
Potential reduce by 4.2 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. Nlc.gov.cn needs all CSS files to be minified and compressed as it can save up to 4.2 kB or 77% of the original size.
Number of requests can be reduced by 50 (31%)
160
110
The browser has sent 160 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nlc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
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nlc.gov.cn SEO score
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nlc.gov.cn 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 Nlc.gov.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.
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nlc.gov.cn
Open Graph description is not detected on the main page of Nlc. 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: