About KunTai

About KunTai

20 Years of Engineering Excellence — From China Factory to Global Markets.

Sun Rengui

Sun Rengui

Founder & Chairman

Senior Engineer

MBA, HUST

Our Founder

From Workplace Novice to Global Visionary

"Twenty years in engineering, driven by professional depth and industry vision — building a sustainable ecosystem where our partners, projects, and people grow together."

2007

Career Begins

Moved south to Shenzhen, joined the engineering design industry, and held core positions at renowned firms — building a solid technical foundation over a decade.

2016

Entrepreneurial Pivot

Founded Shenzhen Urban Construction Transportation Design Institute, pivoting from technical service to integrated solution provider with a "Technology-led, Service-first" philosophy.

2017

Ecosystem Strategy

Launched the "Golden Nine-Year" plan, building an 8-company matrix across planning, contracting, investment, and industry services — achieving full industry chain integration.

2026

Global Footprint

Business operations spanning Shenzhen, Hong Kong, and Vietnam — connecting domestic and overseas markets, achieving a new level of international synergy across technology, capital, and market.

Our Journey

Five Stages of Growth

From a single engineer to a global enterprise — 20 years of relentless evolution.

2007 – 2016

Professional Foundation

A decade of engineering design across 4 leading firms — mastering structure, municipal, and complex urban infrastructure projects.

Engineer's Transformation
2016 – 2017

Business Launch

Founded 3 companies in 2 years — design institute, new materials, and engineering services — building the full industry chain closed loop.

From Design to Materials
2020 – 2021

Management Upgrade

Pivoted from contracting to "asset-light operation" — adding project management consulting and cultural technology development.

Service Empowerment
2023

Tech-Driven Innovation

Deployed 4 new modules: Smart Engineering, Digitalization, Green & Low-Carbon, and New Energy — infusing tech into every project.

Emerging Tech Integration
2026

Global Footprint

Trilateral network live: Shenzhen HQ + Hong Kong Hub + Vietnam Subsidiary — serving global markets from China source factory.

From Shenzhen to the World
Our Core Positioning

Two Pillars · Four Capabilities

A unique dual-engine positioning that integrates design and material supply — building a one-stop closed-loop ecosystem for engineering services.

Comprehensive Engineering Design Service Provider

Deeply engaged from the source of project planning, with professional design capability as the core — providing end-to-end technical assurance from concept to construction, ensuring design solutions balance aesthetic value with implementation feasibility.

Full Industry Chain Engineering Material Service Provider

Integrating upstream source factory resources to achieve precise material matching and direct supply — combined with one-stop intelligent distribution and professional labor installation teams, building a complete "selection-delivery-installation" pathway.

Source Design

Design-led, optimizing space layout and material application — controlling project quality and cost baseline from the source.

Full-Process Technology

Technical deepening, on-site guidance, and problem solving — ensuring construction compliance and solution delivery.

Cost Control

Through supply chain integration and refined budget management, achieving controllable, visible, and optimal project cost configuration.

General Contracting

Coordinating full-process resources to deliver integrated design, material, and construction — ensuring schedule and quality.

Trilateral International Network

Shenzhen (R&D HQ) · Hong Kong (International Finance) · Vietnam (Localized Manufacturing)

Relying on three core nodes, we build a closed-loop ecosystem of "Technology-led, Financial empowerment, Manufacturing landing" — achieving efficient integration and collaboration of global resources, providing solid global support for sustained business growth.

Shenzhen · HQ R&D and Strategy Center

As the "brain" of the group, focusing on cutting-edge technology R&D and top-level strategic planning — gathering industry elite teams, providing core technology driving force and strategic guidance for the full industry chain.

Hong Kong · International Finance and Trade Window

Leveraging the advantages of an international financial center, undertaking global capital operations, cross-border settlement, and international trade docking — opening up international capital market channels and linking global commercial resources.

Vietnam · Southeast Asia Manufacturing and Service Base

Rooted in the Southeast Asian market, building a comprehensive base integrating production, supply chain management, and localized services — close to client needs, achieving rapid delivery and market response.

Our Business

Eight Business Segments

One-stop solutions covering all engineering scenarios

Rooted in the full industry chain of engineering construction, the business map spans design planning, material supply, cultural tourism, luxury residences, industrial parks, M&E engineering, green environmental protection, and new energy storage — empowering project value maximization with full-scenario service capabilities.

01

Engineering Design

Full-scope planning and detailed design, building high-standard technical blueprints and implementation paths for projects.

02

Infrastructure Materials

Strict selection of high-quality building materials and equipment, ensuring engineering quality, cost control, and delivery efficiency.

03

Cultural Tourism & Landscape

Integrating regional culture and natural ecology, creating immersive, high-quality cultural tourism and landscape spaces.

04

Luxury Villas & Estates

Providing high-end customized residential design and construction services, interpreting the ultimate lifestyle aesthetic and comfortable experience.

05

Industrial Parks

Scientific planning of park functional layout, building a modern, intelligent industrial development carrier.

06

M&E Installation

Professional M&E engineering construction and commissioning, ensuring efficient and stable operation of building systems.

07

Environmental Protection

Introducing green ecological technology, building a low-carbon, environmentally friendly, and sustainable engineering system.

08

Photovoltaic & Energy Storage

Leveraging clean energy and energy storage technology, empowering projects to achieve green low-carbon and energy self-sufficiency.

Our Mission

From Engineer's Heart to Global Service

20 years of accumulation, from engineer to entrepreneur.

20+

Years of Industry Transformation

8

Ecosystem Companies

8

Diverse Business Segments

3

Global Operation Hubs

"We consistently adhere to full-process technical control from source design to one-stop delivery and installation, providing every client with high-quality, high-efficiency full industry chain integrated solutions, continuously creating value with professionalism and dedication."

Contact Us

Get in Touch

China Source Factory Direct Supply · One-Stop Engineering Solutions

01 / Shenzhen HQ

Shenzhen Hongcheng Project Management Consulting Co., Ltd.

Address: 301-302, Silicon Valley Dynamic Science Park, Longhua District, Shenzhen

Focused on full-process domestic engineering services and one-stop supply chain optimization.

+86 135 9037 7665 (WeChat Same)

02 / Hong Kong Hub

KunTai Building Materials (Hong Kong) Co., Ltd.

Address: 19/F, Star House, 3 Salisbury Road, Tsim Sha Tsui, Hong Kong

Focused on international procurement, cross-border trade services, and overseas project docking.

+86 136 8685 4582 (WhatsApp)

Get in Touch

Leave us a message and our team will get back to you within 24 hours. Whether you have questions about our products, need a quote, or want to discuss a custom solution — we're here to help.

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