SEO report of rayontech.com.cn

瑞旺科技 福州龙腾巨业电子科技有限公司 串口卡 串口服务器 串口分配器 接口转换器 USB转串口 专业串口厂商 ...

www.rayontech.com.cn/

福州龙腾巨业电子科技有限公司，创办于一九九四年，从事计算机数据通讯、网络工程和系统集成的高科技公司，与国内外知名厂商建立了长期产品与项目合作关系，形成以国外二十一世纪硬件技术为依托，以强大技术力量为后盾的产品，市场导向与研究发展体系 ...

   

 Tasks

  • Make the site mobile device friendly.
  • Select one version of your site as main and make a redirect from other versions to that one.
  • Avoid using deprecated HTML tags.
  • Implement the viewport meta tag.
  • Use "H" tags.
  • Try to make your site load faster.

 SEO

URL

Domain : www.rayontech.com.cn/

Character length : 21

Title
瑞旺科技 福州龙腾巨业电子科技有限公司 串口卡 串口服务器 串口分配器 接口转换器 USB转串口 专业串口厂商
Description
福州龙腾巨业电子科技有限公司，创办于一九九四年，从事计算机数据通讯、网络工程和系统集成的高科技公司，与国内外知名厂商建立了长期产品与项目合作关系，形成以国外二十一世纪硬件技术为依托，以强大技术力量为后盾的产品，市场导向与研究发展体系。
Keywords (meta keywords)
瑞旺科技,福州龙腾巨业电子科技有限公司,串口卡,串口服务器,串口分配器,接口转换器,USB转串口,专业串口厂商

Error! Using “meta keywords” is meaningless in a while.
Open Graph Protocol

Error! The website does not use the OG (Open Graph) protocol.

Dublin Core
Dublin Core is not used
Underscores in the URLs
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Error! Not all URLs are SEO friendly on this website!
Checking the robots.txt file
The robots.txt file is missing!

 Social

Social Engagement

No info found.

 Content

Doctype
XHTML 1.0 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
瑞旺科技 福州龙腾巨业电子科技有限公司 串口卡 串口服务器 串口分配器 接口转换器 USB转串口 专业串口厂商

Character length : 55

Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 11%

Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Headings
H1H2H3H4H5H6
000000

No "H" tags found

Heading structure in the source code
    Word cloud
    • 关于rayon3
    • 串口界面转换器2
    • 单串口转多串口2
    • usb转串口2
    • 软件驱动下载2
    • 串口分配器2
    • 型录下载2
    • multiport2
    • board2
    • 专有名词解释2
    • 串口服务器2
    • poe供电2
    • 应用案例2
    • 串口卡2
    Keyword matrix
    wordtitledescriptionsheading
    关于rayon
    串口界面转换器
    单串口转多串口
    usb转串口
    软件驱动下载
    串口分配器
    404 Page
    The website has a 404 error page.
    Flash content
    Good! The website does not have any flash contents.
    Frame
    Good! The website does not use iFrame solutions.
    Images
    We found 13 images on this web page.

    Alternate attributes for the following 13 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.

     Technologies

    Mobile optimization
    Error! This website is not optimized for mobile devices... It is optimized for devices which have at least 912px wide display!
    Deprecated HTML elements
    Good! No deprecated HTML tags are detected.
    Redirection (www / not www)
    Error! The web address is accessible with and without www!
    Deprecated HTML elements
    Good! No deprecated HTML tags are detected.
    Printability
    Suggestion! Unfortunately, no printer-friendly CSS found.
    Meta Tag (viewport tag, mobile devices)
    Error! The meta tag named viewport is missing.

     Speed test

    Server response time
    The server response time is fast enough.
    Loading time
    7,231 ms
    Table layout
    Good! No nested tables found.
    Render blocking resources
    Good! No render blocking elements found!

     Speed test – Javascript

    Javascript
    Good! Just a few javascript files are detected on the website.
    • http://www.rayontech.com.cn/css/menu.js
    • http://www.rayontech.com.cn/sysaspx/common.js
    File size of all javascript files combined
    0.00
    Javascript minifying
    Great! The Javascript files are minified.

     Speed test – CSS

    CSS
    Good! Just a few CSS files are used on this website.
    • http://www.rayontech.com.cn/css/cl.css
    • http://www.rayontech.com.cn/css/menu.css
    File size of all css files combined
    0.00
    CSS minifying
    Great! The CSS elements are minified.

     Speed test – Compression

    Uncompressed size of the of the HTML
    0.00
    Gzip compression
    Your site uses compression.

     Speed test – Browser cache

    Browser cache
    The browser cache is set correctly for all elements.

     Speed test – Images

    File size of all images combined
    0.00
    Image optimisation
    All images are optimized.

     Links

    We found a total of 75 different links.
    Internal links: 75

    External links:

    Link text (anchor) Link strength

    Internal links:

    Link text (anchor) Link strength
    首 页
    关于RAYON
    新闻中心
    产品咨询
    应用案例
    技术支持
    联络方式
    企业简介
    发展历史
    精英招募
    行业资讯
    公司新闻
    展会信息
    串口卡
    串口服务器
    USB转串口
    串口分配器
    智能型串口分配器
    串口监控卡
    单串口转多串口
    串口界面转换器
    PoE供电
    KVM应用环境产品
    行业应用
    解决方案
    软件驱动下载
    型录下载
    专有名词解释
    5年质保
    安装白皮书下载
    http://www.rayontech.com.cn/products.aspx?ProductsCateID=9&CateID=8&...
    2口串口卡
    4口串口卡
    8口串口卡
    16口串口卡
    24口串口卡
    http://www.rayontech.com.cn/products.aspx?ProductsCateID=10&CateID=8...
    IPORT系列
    APORT系列
    GPORT系列
    http://www.rayontech.com.cn/products.aspx?ProductsCateID=31&CateID=8...
    http://www.rayontech.com.cn/products.aspx?ProductsCateID=32&CateID=8...
    PoE网络供电注入器
    PoE电源模块
    PoE网络供电分离器
    PoE交换机
    http://www.rayontech.com.cn/about.aspx
    [详细介绍]
    http://www.rayontech.com.cn/case.aspx
    一分七RS232串口分配器S272在生产线的…
    S232的监控应用（支票打印机的监控）
    S234io盒的数据收集应用 （小区水表自…
    TWIN232盒同时支持RS232设备的本地联机…
    ULOG485的应用
    iLOG101转换器的应用
    http://www.rayontech.com.cn/news.aspx
    智能型串口界面转换器及隔离器的重要性…
    瑞旺RAYON串口扩展器串口分配器串口共…
    RAYON智能型串口分配器创新面世
    RAYON瑞旺64口串口卡为工业自动化领域…
    如何选用适合自己应用环境的 PCIe 可扩…
    热烈庆祝瑞旺串口分配器入选美国宇航局…
    http://www.rayontech.com.cn/download.aspx
    http://www.rayontech.com.cn/noun.aspx?DownCateID=27&CateID=27
    Non-intelligent multiport board(非智能多串口卡)
    Intelligent multiport board(智能多串口卡)
    Flow Control(流控)
    DTE(数据终端设备)
    ADDC™(自动数据流向控制)
    ARP地址解析协议
    TCP/IP（传输控制协议/网际协议）
    http://www.rayontech.com.cn/Feedback.aspx
    使用条款
    法律声明
    版权声明

     Website security

    IP
    218.5.74.88
    External hidden links
    Good! No hidden external links found
    Looking for eval()
    Good! No eval(bas64_decode()) scripts are found
    Checking for XSS vulnerability
    No XSS vulnerability found
    Email encryption
    Good! We have not found any unencrypted email addresses.

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     Icons

    Favicon
    Error! No favicon is found. Using favicon helps to build a better brand quicker.

     Typos

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