As the population continues to grow, the demand for land and housing is surging, particularly in major urban centers. To address this challenge, living spaces are increasingly being expanded vertically. This is precisely why townhouses have emerged as a prominent development trend in residential architecture for the years ahead.
If you are in Long An and searching for a reputable townhouse construction firm, 3A Design is the ideal choice for your project. With a highly skilled workforce, extensive experience, and a transparent workflow, 3A Design creates stunning townhouses that offer full functionality while remaining perfectly tailored to each client’s financial capacity.
Experience in Townhouse Construction in Long An
To ensure a beautiful and structurally sound home, homeowners should pay close attention to the following factors before starting construction:
1. Geological Survey
This is a crucial stage that directly influences the layout, design options, and the foundation structure of the house. All construction phases and load-bearing calculations are based on these actual geological findings.
2. Selecting the Appropriate Foundation Design
The foundation is the most critical element in construction as it determines the long-term stability of the entire project. It is essential to choose a foundation design that matches the specific soil conditions to enhance structural capacity and minimize the risk of future subsidence.
- In cases of stable/good soil: The common foundation types used are isolated footings (single foundations) under columns and strip foundations under walls.
- In cases of mixed soil (Good and Weak soil): For these conditions, a pile foundation is the most optimal construction solution.
- In cases of very weak soil: If the soil layer is too weak, the contractor must implement specialized ground treatment measures such as strip foundations or raft (mat) foundations. Additionally, the ground must be stabilized and reinforced using specialized methods to increase stiffness and load-bearing capacity.

3. Strict Adherence to Construction Design
Once the geological survey is completed and a suitable foundation design is selected, the construction phase must be meticulously prepared and executed in strict accordance with the blueprints. This ensures that the load-bearing capacity and the entire structural integrity of the building are maintained exactly as engineered.
4. Selection of High-Quality Foundation Materials
The foundation’s structure directly impacts the overall quality and lifespan of the building. Consequently, the quality of raw materials such as steel, bricks, stone, cement, sand, and gravel should be of premium grade to guarantee superior load-bearing strength. Although the foundation is hidden from view, it serves as the most vital “root” for a sustainable and durable home.

5. Selecting a Professional Townhouse Contractor in Long An
The professionalism of a reputable contractor is reflected in their years of experience, the expertise of their construction team, and their portfolio of completed projects. Homeowners should not focus solely on price while overlooking experience and reputation. Neglecting these factors can lead to numerous issues during construction, resulting in unexpected costs for renovations and repairs in the future.
3A Design – A Reputable and Modern Townhouse Contractor in Long An
3A Design takes pride in being a trusted and professional townhouse contractor in Long An and across various provinces nationwide. Featuring a team of highly skilled engineers, site supervisors, and experienced builders, we create high-class projects with superior quality, delivering a living space that is both functional and inspiring for every family member.
With our core principles: Listen – Professionalism – Dedication – Efficiency, the 3A Design team consistently ensures high-quality construction that strictly adheres to technical blueprints. We use the finest materials within the pre-estimated budget, guaranteeing both aesthetic beauty and structural integrity for every project.

Some beautiful, modern townhouse designs by 3A Design
Besides years of experience, the reputation of a townhouse construction company in Long An is most clearly demonstrated by the projects they have completed. To better understand the quality and reputation of 3A Design, please refer to some of the townhouse designs we have constructed.

This 3-story townhouse design is modern and luxurious. A familiar feature of townhouses is the use of glass doors and windows to bring light into the entire house, while also making the facade harmonious thanks to the beauty of the glass.

This two-story townhouse with a rooftop terrace is airy and surrounded by greenery. The house offers a modern feel while remaining close to nature thanks to its green design and familiar wood materials.

To create a breezy and comfortable atmosphere for this 1-story, 2-level townhouse, 3A Design dedicated a small portion of the rooftop to a small garden, a place for family members to relax and enjoy the fresh air. The townhouse combines two materials that are both luxurious and classic: wood and glass, to help the overall structure harmonize with the surrounding landscape.

This townhouse design features a striking and creative wooden ceiling paneling, a cost-effective way to utilize the natural beauty of wood. A sunshade system reduces direct sunlight while ensuring good ventilation throughout the house.

The house’s facade is uniquely designed with striking perforated bricks, ensuring both aesthetic appeal and improved ventilation throughout the interior. Green plants are grown on the roof and balconies, creating a fresh and green living space for the family.
Townhouse Construction Process at 3A Design
Below is the standardized construction process applied by 3A Design to create beautiful, structurally sound projects that meet committed timelines.
Phase 1: Structural Construction
The structural phase is the most critical stage, directly impacting the building’s quality. Each step follows a specific procedure:
- Site Survey: The 3A Design team coordinates with the client for actual measurements. If necessary, we handle site clearing and leveling.
- Earthworks: Using specialized labor or excavators to dig pits according to markings. This is followed by pile head cutting, pouring lean concrete (bedding), and septic tank construction.
- Piling Work: Gathering piles and test-driving equipment. Test results are reported to the client before proceeding with mass piling.
- Foundation & Grade Beam Reinforcement: Processing and installing reinforcement bars (rebar) and pouring foundation concrete according to design elevations.
- Column Reinforcement: Positioning column bases, installing rebar and formwork, pouring floor concrete, and inviting the client for inspection.
- Beam & Slab Reinforcement: Processing and installing formwork and rebar for beams and slabs, followed by inspection, concrete pouring, and curing.
- Staircase Reinforcement: Installing staircase formwork and rebar, followed by concrete pouring.
Phase 2: Finishing & Interior Works
This stage determines the final aesthetic appeal of the home.
- Brickwork: Setting reference lines for precise wall positioning. Drilling and anchoring rebar at both ends of the wall, then using string lines to ensure walls are straight and level.
- Concealed MEP (Mechanical, Electrical, Plumbing):
- Electrical: Determining finishing levels, marking positions for cutting/chipping, installing conduits, and patching with mortar and anti-crack mesh.
- Plumbing: Installing main risers and supply pipes, followed by pressure testing and drainage checks.
- Plastering: Checking walls, setting “ghém” (plastering guides), applying anti-crack mesh, and wetting walls. This is followed by cement slurry coating, plastering, and final inspection.
- Wiring: Material inspection, wire pulling, continuity testing, and labeling.
- Waterproofing: Site cleaning, filling pipe collars with Sika, corner coving, applying two coats of waterproofing, and flood testing.
- Floor Screeding: Determining finishing levels, setting guides, screeding, and curing.
- Ceiling Installation: Determining finishing levels, installing the frame system, mounting boards, and mesh taping.
- Tiling: Site cleaning, setting guides, wall tiling, and floor tiling.
- Painting: Applying two layers of putty, one coat of primer, and two coats of topcoat paint.
- Wood Flooring: Site cleaning, floor installation, and surface protection.
- Equipment Installation: Gathering equipment, quality checks, and final installation.
- Staircase Stone & Railings: Installing steps, skirtings, and railings.
- Door Installation: Installing wooden, aluminum, or plastic doors as per project requirements.
- Interior Furniture: Transporting furniture from the workshop to the site for final assembly.
As a trusted townhouse contractor in Long An, 3A Design always regards customer satisfaction as our “North Star” for growth. Choosing 3A Design ensures you will possess the most wonderful living space.
3A DESIGN ARCHITECTURE AND INTERIOR CONSTRUCTION JOINT STOCK COMPANY
- Company Headquarters: 252 Bui Ta Han Street, An Phu Ward, Thu Duc City, Ho Chi Minh City
- District 9 Office: E24 Park Riverside Residential Area, 101 Bung Ong Thoan Street, Phu Huu Ward, Thu Duc City, Ho Chi Minh City
- Furniture Production Workshop: 441 Bui Cong Truong Street, Nhi Binh Commune, Hoc Mon District, Ho Chi Minh City
- Phone: 0965 176 979
- Email: info@3adesign.vn

Tiếng Việt