3rwd.cn Site Title
河北维达建筑工程集团有限责任公司-房屋建筑工程施工总承包-建筑装修装饰工程专业承包
3rwd.cn Meta Description
河北维达建筑工程集团有限责任公司成立于2009年01月09日，注册地位于沧州市运河区金龙大厦903室，法定代表人为徐立堂。经营范围包括房屋建筑工程施工总承包；建筑装修装饰工程专业承包；地基与基础工程专业承包；土石方工程专业承包；钢结构工程专业承包；市政公用工程施工总承包；机电设备（不含特种设备）安装专业承包；建筑机械租赁；房屋租赁；金属材料销售；建筑材料销售（不含砂石料）；安全技术防范系统设计、施工、维修；化工石油设备管道安装工程专业承包；建筑机电安装工程专业承包；古建筑工程专业承包；水利水电工程施工总承包；电子与智能化工程专业承包；起重设备安装工程专业承包；建筑幕墙工程专业承包；消防设施工程专业承包；防水防腐保温工程专业承包；环保工程专业承包；园林绿化工程设计、施工及养护；地质灾害治理工程施工；建设工程施工；特种工程专业承包；机电工程施工总承包；城市及道路照明工程专业承包；电力工程施工总承包；通信工程施工总承包；桥梁工程专业承包；公路路面工程专业承包；公路路基工程专业承包；河湖整治工程专业承包；城市生活垃圾经营性服务；城市建筑垃圾处置（清运）；水污染治理；特种设备安装改造修理；土地整治服务；建筑物拆除作业（爆破作业除外）；堤防工程专业承包；机场场道工程专业承包；金属结构制造、销售、安装；塑胶跑道施工；预拌混凝土专业承包；冶金工程施工总承包；体育场地设施工程；矿山工程施工总承包；再生资源回收（除生产性废旧金属）、加工；污水处理及其再生利用；建筑物清洁服务；施工专业作业。（依法须经批准的项目，经相关部门批准后方可开展经营活动；一般经营项目，可依法自主开展经营活动）**河北维达建筑工程集团有限责任公司对外投资5家公司，具有19处分支机构。
3rwd.cn Test Results
3rwd.cn Mobile Performance: 58/100
Quick overview:
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Largest Contentful Paint element
8,860 ms
This is the largest contentful element painted within the viewport. Learn more about the Largest Contentful Paint element
Efficiently encode images
Potential savings of 113 KiB
Optimized images load faster and consume less cellular data. Learn how to efficiently encode images.
Minify CSS
Potential savings of 9 KiB
Minifying CSS files can reduce network payload sizes. Learn how to minify CSS.
Reduce unused JavaScript
Potential savings of 43 KiB
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.
Eliminate render-blocking resources
Potential savings of 1,890 ms
Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn how to eliminate render-blocking resources.
Reduce unused CSS
Potential savings of 42 KiB
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.
Serve images in next-gen formats
Potential savings of 812 KiB
Image formats like WebP and AVIF often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more about modern image formats.
Defer offscreen images
Potential savings of 5 KiB
Consider lazy-loading offscreen and hidden images after all critical resources have finished loading to lower time to interactive. Learn how to defer offscreen images.
Serve static assets with an efficient cache policy
13 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more about efficient cache policies.
Does not use passive listeners to improve scrolling performance
Consider marking your touch and wheel event listeners as `passive` to improve your page's scroll performance. Learn more about adopting passive event listeners.
Avoid serving legacy JavaScript to modern browsers
Potential savings of 0 KiB
Polyfills and transforms enable legacy browsers to use new JavaScript features. However, many aren't necessary for modern browsers. For your bundled JavaScript, adopt a modern script deployment strategy using module/nomodule feature detection to reduce the amount of code shipped to modern browsers, while retaining support for legacy browsers. Learn how to use modern JavaScript
First Meaningful Paint
3.6 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric.
Time to Interactive
4.7 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.
Max Potential First Input Delay
140 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.
3rwd.cn Mobile SEO: 91/100
Quick overview:
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Document does not have a meta description
Meta descriptions may be included in search results to concisely summarize page content. Learn more about the meta description. Description text is empty.
3rwd.cn Mobile Best Practices: 76/100
Quick overview:
General
Browser errors were logged to the console
Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit
Trust and Safety
Does not redirect HTTP traffic to HTTPS
Make sure that you redirect all HTTP traffic to HTTPS in order to enable secure web features for all your users. Learn more.
Does not use HTTPS
19 insecure requests found
All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being served over HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more about HTTPS.
3rwd.cn Mobile Accessibility: 89/100
Quick overview:
Navigation
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.
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