Daoyunai Energy Saving Technology Suqian Company Limited

Smart Manufacturing · Serving Urban Underground Infrastructure Worldwide

1. Company Overview

Daoyunai Energy-Saving Technology Suqian Co., Ltd. (hereinafter "Daoyunai") was founded in 2017, with its headquarters in Songjiang, Shanghai, and an intelligent manufacturing base and modern R&D testing center located in Suqian, Jiangsu. As a nationally recognized high-tech enterprise, Daoyunai integrates R&D, design, production, and sales, with a deep focus on trenchless rehabilitation and intelligent inspection of municipal underground pipeline networks.

2. Core Competencies

Daoyunai places technological innovation at the heart of its development strategy. The company has accumulated over 30 national patents and holds full certification under three major international management systems: ISO 9001 (Quality Management), ISO 14001 (Environmental Management), and ISO 45001 (Occupational Health & Safety). By integrating cutting-edge materials science with intelligent robotics, Daoyunai delivers full life-cycle smart O&M solutions for urban pipeline infrastructure.

3. Core Products

Daoyunai focuses on two core business segments: Intelligent pipeline inspection and trenchless rehabilitation. Key products include:

D18S Intelligent Pipeline Inspection Robot

Supports pipe diameters from DN50 to DN2000 with remote intelligent control. Equipped with a PTZ high-definition camera and IP68-rated waterproofing, the D18S delivers outstanding stability in extremely complex conditions, solving the long-standing pain points of pipelines inaccessible to manual inspection. Real-time video recording and HD photography provide reliable data for accurate defect analysis.

UV-CIPP Ultraviolet-Cured Rehabilitation Liner

Manufactured from high-performance unsaturated polyester resin and high-strength fiberglass composite, this liner offers easy installation, high structural strength, and long-term durability - making it ideal for a wide range of municipal pipeline rehabilitation projects.

D919 Intelligent UV Curing All-in-One Machine

Featuring a proprietary dual-light-source (LED + high-pressure mercury lamp) intelligent matching system, the D919 achieves exceptional equipment integration and a breakthrough improvement in curing efficiency. Full-process digital monitoring ensures traceable and controllable construction quality.

4. Global Presence

Daoyunai has established subsidiaries and representative offices in more than ten provinces and cities across China - including Shanghai, Guangdong, Sichuan, Shandong, and Jiangsu - building a nationwide service network with extensive coverage and rapid response capabilities.

On the international stage, leveraging outstanding product reliability and continuous technological innovation, Daoyunai has successfully entered markets in Australia, Singapore, Canada, the UAE, Malaysia, Africa, and other regions, earning widespread recognition and acclaim from customers worldwide.

5. Vision & Mission Corporate

Vision: Build a greener world and make China's smart manufacturing a source of national pride.

Core Mission: Help clients reduce operational costs and comprehensively improve work efficiency.

Core Values: Customer Success · Equality & Respect · Openness & Shared Growth · Continuous Improvement