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Site Info - 21csp.com.cnOverview of web technologies used by 21csp.com.cn. Website Background 中国安全防范产品行业协会中国安全防范产品行业协会,简称中国安防协会。提供权威准确的法规政策、标准信息、行业资讯，拥有全面详实的安防产品库、安防商家库、安防解决方案库等。为安防管理机构、安防企业、安防用户及相关机构提供全方位的线上线下咨询服务。 Description on Homepage Top 10m among all websites Popularity rank Website Quality Alerts Found on page http://21csp.com.cn/ We did not find a web page at http://21csp.com.cn/, but we found one at http://www.21csp.com.cn/. No web page found at plain url Are you the webmaster of this site? Register as user to get quality alerts per email. Microsoft's Active Server Pages technology on the .NET framework. JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages. jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig. jQuery 1.9.1 The Internet Information Services (IIS) are a set of Internet-based services for Windows, developed by Microsoft. Microsoft-IIS 10.0 Windows is an operating system produced by Microsoft. HiChina is a Chinese internet services provider owned by Alibaba. Coremail is a Chinese provider of email services. DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert. Baidu Analytics (Tongji) is a web analytics service by Baidu. Umeng is a Chinese provider of online web traffic statistics, formerly operating under the name CNZZ. External Cascading Style Sheets define style rules in a separate CSS file. Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page. Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute. Gzip (GNU zip) is a file compression algorithm. A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical page in the cache. The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com. Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization. Transitional version of XHTML. GB2312 is a character encoding system for simplified Chinese characters. GB2312 has been superseded by GBK and GB18030. PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF. JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images. China
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