As industries such as semiconductors, data centers, precision electronics manufacturing, and medical equipment continue to raise their requirements for electrostatic protection, high-quality anti-static flooring systems are becoming essential infrastructure for numerous high-end applications. Changzhou Huiya Decorative Materials Co., Ltd., as a professional enterprise specializing in the research, development, and production of anti-static raised access floors, has always been committed to providing customers with stable and reliable integrated anti-static flooring solutions. On August 21, 2025, Mr. Ahn Ki-deok, General Manager of DOOHA – a renowned Korean manufacturer of conductive tile products, led his core team to Changzhou Huiya Decorative Materials Co., Ltd. for an in-depth on-site inspection and technical exchange regarding the collaborative application of their CNT CONDUCTIVE TILE with Huiya’s anti-static raised access floors. This visit represented a significant follow-up to the initial meeting between the two parties at the Shanghai DOMOTEX exhibition in May 2025 and marked the formal transition of their cooperation from preliminary contact into substantive progression.

I. From Shanghai DOMOTEX to Changzhou Huiya: A Partnership Forged at DOMOTEX

On May 26, 2025, at the DOMOTEX asia/CHINAFLOOR Shanghai Flooring Materials Exhibition, the Huiya team first made contact with the booth of Korea’s DOOHA Company. The DOOHA booth featured the theme “CNT CONDUCTIVE TILE — Conductive, ESD, Electro Static Discharge,” showcasing the structure, raw materials, and application cases of its carbon nanotube (CNT) conductive tiles, attracting numerous professional visitors for consultation. The two parties engaged in in-depth discussions regarding the potential application of conductive tiles as the surface layer of raised access floors, laying the foundation for subsequent cooperation.

On August 21, 2025, Mr. Ahn Ki-deok, General Manager of DOOHA, and his delegation made a return visit to Huiya’s facilities in Changzhou. Huiya provided a detailed introduction of its raised access floor’s structural technology, testing standards, and on-site installation cases. After on-site inspection and sample comparison, the DOOHA delegation highly acknowledged Huiya’s substrate technology and overall product quality. Both parties jointly confirmed that by using Huiya’s high-quality raised access floor substrates as the carrier and DOOHA’s CNT conductive tiles as the surface layer, dual enhancements in structural strength and electrostatic protection performance could be achieved, promoting the synergistic development of both companies’ products in the Chinese market.

II. General Manager Ahn Ki-deok’s Delegation at Huiya: From the Production Floor to the Conference Table

On the day of the visit, Huiya’s management warmly received General Manager Ahn Ki-deok and his delegation in the company conference room. The two parties engaged in extensive and in-depth discussions covering topics such as Huiya’s raised access floor manufacturing processes, the technical characteristics of DOOHA’s CNT conductive tiles, end-customer requirements, and future collaboration models.

1. On-Site Inspection: Experiencing the Quality of Huiya’s Raised Access Floors Firsthand

General Manager Ahn Ki-deok and his delegation first toured Huiya’s production workshop and finished product display area, gaining detailed insights into the substrate structure, pressing process, edge treatment, and load-bearing testing of Huiya’s anti-static raised access floors. Impressed by Huiya’s meticulous process control and quality management, the DOOHA team repeatedly nodded in approval, fully affirming Huiya’s years of accumulated manufacturing expertise in the raised access floor industry.

2. Technical Exchange: Compatibility Verification Between CNT Tiles and Huiya Substrates

During the technical exchange, General Manager Ahn Ki-deok personally provided the Huiya team with a detailed introduction to the core technical concepts and product structure of the CNT CONDUCTIVE TILE, presenting on-site samples from the DOOHA factory. From the prominent “CNT CONDUCTIVE TILE” and “ESD CONTROL” markings on the packaging, to the fine and uniform pattern texture of the tile itself, to the multi-layer structure visible in the product’s cross-section, every detail reflected DOOHA’s commitment to quality.

Our technical team conducted on-site comparisons, adhesion simulations, and cross-testing between the company’s raised access floor substrates and DOOHA’s CNT tiles, performing multi-dimensional evaluations of the CNT tile’s surface texture, thickness stability, electrical performance, and process compatibility. Through the comparison, it was confirmed that the CNT CONDUCTIVE TILE and Huiya’s raised access floor substrates exhibit excellent compatibility in terms of dimensions, thickness, structural strength, and electrostatic performance, establishing a solid technical foundation for large-scale combined supply.

3. Strategic Talks: A Strong Alliance for Quality-Driven Mutual Success

During the talks, General Manager Ahn Ki-deok expressed his high recognition of Huiya’s quality and cooperative sincerity, explicitly stating his hope that CNT products could be genuinely applied to Huiya’s raised access floors. By leveraging the deep expertise of both companies in their respective specialized fields, the goal would be to achieve a cooperative vision of “a strong alliance driving mutual profitability through quality enhancement.” Huiya’s management expressed their agreement and sincere gratitude to DOOHA for their long journey and pragmatic, in-depth exchange.

Following the talks, both parties posed for a commemorative photo in Huiya’s reception area. In the photograph, General Manager Ahn Ki-deok and the Huiya team stood side by side, all giving a thumbs up, capturing this milestone moment.

III. Exploring DOOHA CNT Conductive Tiles: Reshaping ESD Flooring Performance with Carbon Nanotubes

According to information from DOOHA’s official website (dooha.net) and official promotional materials, CNT CONDUCTIVE TILE is a new generation of Super ESD flooring material launched by DOOHA, utilizing Carbon Nanotubes (CNT) to replace the carbon black and graphite commonly used in traditional ESD floor tiles, demonstrating outstanding performance in conductive stability, durability, and environmental friendliness.

1. Replacing Traditional Carbon Materials with Carbon Nanotubes (CNT)

Traditional ESD floor tiles commonly use carbon black or graphite as conductive fillers, typically with amorphous or layered structures, offering limited uniformity of electrical performance and durability. DOOHA employs high-performance carbon nanotubes as the core conductive material. Their cylindrical nano-structure (single-wall/multi-wall) offers excellent electrical, mechanical, and thermal performance:

Item	Traditional Carbon Materials	Carbon Nanotubes (CNT)
Structure	Amorphous/Layered	Cylindrical Nano-structure
Tensile Strength	<0.1 GPa (brittle)	50–150 GPa
Thermal Conductivity	5–400 W/m·K	3,000–6,000 W/m·K
Electrical Conductivity	10²–10⁴ S/cm	10³–10⁶ S/cm
ESD Dissipation Efficiency	Approx. 80%–90%	≥99.9%

2. Outstanding UV Stability

After a 50,000 mJ UV irradiation test, the conductive performance of the CNT tiles showed no significant change, effectively resisting long-term aging effects caused by micro-UV radiation from LED devices. Compared with similar products, it demonstrates more stable performance in terms of yellowing and resistance value drift.

3. Environmental Compliance and Regulatory Standards

• Raw materials contain no heavy metals, phthalate plasticizers, or brominated flame retardants;
• Low emissions of harmful substances such as total VOC, toluene, and formaldehyde;
• Complies with international environmental regulations including EU RoHS and REACH, with corresponding certifications obtained;
• Uses recyclable materials, reducing environmental burdens at the disposal stage.

4. Dimensional Stability and Heat Resistance

• Manufactured using Double Belt Press continuous pressing technology combined with temperature-controlled curing;
• Complies with international ESD standards ANSI/ESD S20.20 and IEC 61340-5-1;
• Resistant to shrinkage, micro-cracking, and seam cracking under high temperature, high humidity, and UV environments.

5. Multi-Scenario Compatibility

CNT CONDUCTIVE TILE is suitable for both conventional paved floors and is particularly well-suited as the surface layer of raised floors. It operates stably in both Electrostatic Discharge (ESD) and Conductive environments, with wide applications in:

• Telecommunications and Data Centers: Server rooms, control centers;
• Semiconductor and Electronics Factories: Chip and PCB production lines;
• Medical Facilities: Operating rooms, CT/MRI equipment rooms, and other precision spaces.

IV. CNT × Huiya Raised Access Floor: An Integrated Electrostatic Solution from Substrate to Surface Layer

Huiya’s anti-static raised access floors are renowned for various substrate structures including calcium sulfate, all-steel, and composite substrates. Combined with conductive edge strips and support systems, they are widely used in server rooms, laboratories, and clean workshops. By bonding DOOHA CNT conductive tiles as the surface layer to Huiya’s raised access floor substrates, the integrated product simultaneously offers:

• Structural Level: Huiya’s substrates provide stable load-bearing capacity and dimensional precision;
• Surface Level: CNT tiles deliver long-lasting conductive/dissipative performance and wear resistance;
• Environmental Level: Both focus on low VOC emissions and recyclability, aligning with the principles of green data centers and green buildings;
• System Level: The integrated product meets comprehensive ESD flooring requirements for data centers, semiconductor factories, medical precision spaces, and similar environments.

The cooperation between the two parties is not a simple material procurement relationship, but rather a long-term strategic collaboration centered on the core philosophy of “a strong alliance, quality enhancement, and mutual profitability,” systematically advanced through sample testing, process matching, and end-user applications.

V. Collaborative Vision: The Vast Prospects of CNT × Huiya Raised Access Floors

General Manager Ahn Ki-deok’s visit to Changzhou was not merely a courtesy call, but a forward-looking strategic alignment. During the exchange, both parties reached multiple consensuses:

• Product Level: Using Huiya raised access floor substrates as the structural carrier and DOOHA CNT conductive tiles as the surface layer to jointly create integrated products combining structural strength and electrostatic protection;
• Market Level: Focusing on high-end application scenarios such as data centers, semiconductors, precision electronics, and medical facilities, with joint expansion targeting the Chinese and Asia-Pacific markets;
• Service Level: Establishing closer collaborative mechanisms in technical support, sample delivery, and engineering solutions;
• Long-Term Vision: Built on the principle of “strong alliance,” driving mutual growth through continuous quality improvement.

As of April 20, 2026, DOOHA CNT conductive tiles have been officially warehoused in China, enabling localized inventory storage and shipping coordination. Combined with Huiya’s anti-static raised access floor business, this means the cooperation will possess more efficient delivery capabilities, more responsive service, and more flexible project support capabilities, laying a solid foundation for future collaboration.

VI. About Both Parties

DOOHA (DOOHA Co., Ltd.) / CNT CONDUCTIVE TILE

Headquartered in Jincheon-gun, Chungcheongbuk-do, South Korea, DOOHA specializes in the research, development, and manufacturing of ESD super anti-static floor tiles. Its CNT CONDUCTIVE TILE brand is distinguished by its core carbon nanotube technology, with products serving high-end electrostatic protection scenarios in global telecommunications, semiconductor, medical, and other industries. General Manager Ahn Ki-deok, who led this visit, is a key driving force behind DOOHA’s strategic planning and international cooperation.

Changzhou Huiya Decorative Materials Co., Ltd / Anti-Static Raised Floor

A professional enterprise engaged in the research, development, production, and sales of anti-static raised access floors. Its products are widely applied in data centers, telecommunications server rooms, intelligent office spaces, and industrial cleanroom fields, committed to providing customers with stable and reliable integrated flooring system solutions.

General Manager Ahn Ki-deok’s visit with his delegation represents both an affirmation of Huiya and an important milestone in the deepening of bilateral cooperation. Moving forward, Huiya will join hands with DOOHA to deliver superior material combinations and engineering solutions to customers and partners worldwide. We warmly welcome friends from all sectors to contact us via czhuiya.com to explore more possibilities for anti-static flooring systems together.