In 2025, EVN continues to solidify its pioneering role in spreading the spirit of energy conservation and environmental protection through practical initiatives in response to the Earth Hour campaign. Within this meaningful series of activities, Nhat Khoa Uniform is honored to accompany EVN in the production project for the Earth Hour 2025 uniforms—a special milestone where fashion harmonizes with community responsibility.
Key Takeaways
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Strategic Collaboration: EVN partnered with Nhat Khoa Uniform to produce Earth Hour 2025 uniforms, affirming its leading role in energy saving and environmental advocacy.
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Sustainable Design: The white and blue polo shirt design featuring the EVN SPC logo and the “60+ Earth Hour 2025” slogan effectively communicates a message of sustainability.
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Eco-friendly Materials: Crafted from premium recycled Poly Piqué fabric—breathable and colorfast—combined with eco-friendly PET heat transfer technology.
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International Standards: Nhat Khoa’s production process follows strict international quality controls, from initial design to final delivery.
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Positive Impact: The uniforms have received exceptional feedback from EVN personnel, contributing significantly to spreading the “Green Spirit.”
1. Project Introduction: EVN and the Mission for a Green Future
For many years, EVN (Vietnam Electricity) has been recognized as the “source of light” for millions of families and a symbol of pioneering spirit in sustainable development. From investing in renewable energy to community activities focused on electricity conservation, EVN consistently demonstrates its role as an enterprise dedicated to the nation’s green future.
Entering 2025, EVN continues its journey with the global Earth Hour campaign under the theme “Switch Off Lights, Switch On the Future.” For EVN, this action transcends a single hour; it serves as a symbol of long-term commitment to energy efficiency.
To amplify this spirit, the Earth Hour 2025 uniform project was launched. These uniforms are not merely event attire but a “green flag” that inspires every EVN employee to contribute to a greater mission: lighting up trust with clean energy.
To realize this vision, EVN selected Nhat Khoa Uniform—a partner with over 10 years of experience and a pioneer in the “Green Production – High Quality – International Standard” model.

2. General Production Process: From Design to Finished Product
2.1. Design Inspired by the Earth Hour Message
The process began with creative conceptualization, where Nhat Khoa and EVN collaborated to translate the message “One Hour of Action – A Lifetime of Awareness” into a professional Polo Uniform. The chosen color palette holds deep symbolic value:
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White: Symbolizing pure energy, light, and new beginnings.
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Blue: Representing the sky, hope, and sustainable growth. The EVN SPC logo is placed on the left chest, near the heart, reflecting pride in the Vietnamese power industry, alongside the “60+ Earth Hour 2025” slogan—a reminder to act today for the Earth of tomorrow.
2.2. Material Selection
Nhat Khoa selected premium Poly Piqué fabric for its superior characteristics:
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Breathable and moisture-wicking for outdoor comfort.
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4-way stretch for flexibility and shape retention.
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Colorfast and wrinkle-resistant for a crisp, professional look.
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Recycled Poly Fibers: A key part of Nhat Khoa’s “greening” efforts, helping to reduce plastic waste and CO₂ emissions. This is paired with modern PET heat transfer technology for durable, eco-friendly prints.

2.3. Prototyping and Mass Production
Before mass production, a physical prototype was created for EVN’s direct evaluation. Every detail, from fabric thickness to stitch quality and logo placement, was meticulously refined based on EVN’s feedback. Once approved, the project moved to industrial production lines where specialized teams handled each component (collar, sleeves, printing) to ensure absolute synchronization and precision.
2.4. Inspection, Packaging, and Delivery
Every EVN uniform undergoes a 3-step quality control process:
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Stitching and Fit Check: Ensuring no thread defects or misalignments.
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Logo and Color Verification: Checking for sharpness and brand-accurate colors.
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Manual Final Inspection: Post-ironing check for a flawless surface. Finished shirts are ironed, manually folded, and packed with quality certificates and care instructions before being delivered on schedule.

3. Highlights of the EVN Uniform
3.1. Advanced Printing Technology
In the EVN Earth Hour 2025 uniform project, the print is considered the soul of the round-neck T-shirts, where the campaign’s spirit is portrayed through color, technique, and dedication. Far from being a mere decorative detail, the print serves as a bridge between message and emotion, connecting the enterprise with the community.
Nhat Khoa opted for next-generation PET heat transfer technology, a significant leap forward compared to traditional printing techniques. Every color and letter is precision-calculated to the millimeter. When the PET film is pressed onto the fabric at temperatures exceeding 160°C, the water-based ink permeates the fibers rather than just sitting on the surface.
Consequently, the print becomes an integral part of the material, creating a smooth, flat finish without adding any weight to the garment. Remarkably, even after hundreds of washes, the EVN SPC logo and the “60+ Earth Hour 2025” slogan remain sharp, with no peeling or fading.
But the print goes beyond technical factors. Against the white-and-blue fabric, the “60+” symbol stands out as an icon of faith and action: 60 minutes of switching off lights is not just an hour of saving, but a lifelong promise to protect the environment. When the lights go out, these EVN uniforms shine in the hearts of the wearers, carrying a meaning that transcends material value.
Nhat Khoa also prioritizes environmental aspects at every stage. The inks are carefully selected to meet OEKO-TEX 100 eco-safety standards, containing no toxins or heavy metals. The printing process is designed to reduce energy consumption by 40%, reuse excess heat, and lower CO₂ emissions—perfectly aligning with the spirit EVN aims for in the Earth Hour campaign.
Each finished garment is a result of the harmony between technology and responsibility. Every hue not only represents brand identity but also tells a story—a story of joining hands for the Earth, for clean energy, and for a sustainable future.

3.2. Sophisticated Design
The polo shirt design offers a balance between formality and dynamism. The calculated fit provides a tailored look without restricting movement. The placement of the logo at the heart and the bold slogan on the back ensures the message of sustainability is visible from every angle during community roadshows and seminars.

3.3. Precision Tailoring
While the design is the soul, the stitching is the heart of its durability. Nhat Khoa utilizes double-needle chain stitching at high-stress points (shoulders and side seams) to maintain the shirt’s structure. Collars and cuffs are custom-knitted with high density to ensure elasticity while preventing sagging over time.

4. Feedback from EVN
The project has received overwhelmingly positive feedback. EVN representatives noted:
“We are impressed by how Nhat Khoa understands the spirit of the Earth Hour campaign. From consultation to delivery, everything was handled meticulously. These uniforms are not just beautiful; they carry symbolic value.”
EVN staff also praised the comfort of the fabric and the durability of the prints, expressing pride in wearing a garment that represents a global environmental mission.

5. Nhat Khoa Uniform – Strategic Partner for Vietnamese Enterprises
Through the EVN 2025 project, Nhat Khoa continues to affirm its position as a leading corporate uniform provider. Our philosophy of “Crafting Uniforms with Heart” is built on four pillars:
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Dedicated Consultation: Tailoring designs to reflect the core values of each business.
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Competitive Factory Pricing: Optimizing costs while maintaining premium quality.
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Green Technology: Implementing energy-saving processes and eco-friendly materials.
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Reliable Progress: Guaranteed on-time delivery with consistent quality.
Contact Information – Nhat Khoa Uniform
- Factory: 1053/3 Le Van Luong Street, Nha Be Commune, Ho Chi Minh City, Vietnam
- Hotline: 082 345 1195
- Email: service@nkclothing.vn
- Website: nkclothing.vn
- Fanpage: Nhat Khoa Uniform

If your business is seeking a professional, inspiring uniform solution that embodies a “green spirit,” contact Nhat Khoa Uniform today via our hotline 082 345 1195 or visit our website at nkclothing.vn for dedicated, professional consultation!