Elis Cleanroom

Lok Chong, Elis Cleanroom | Semi Conductor Review | Top Semiconductor Manufacturing Solutions Provider In ApacLok Chong, Managing Director (Malaysia)
In semiconductor fabs operating 24/7, precision isn’t just machine-driven—it depends on the people who maintain controlled conditions. If cleanroom garments fail to meet strict standards or contamination protocols falter, production suffers.

With decades of expertise in cleanroom industries—particularly semiconductors—Elis Cleanroom, your contamination control partner, offers tailored rental solutions covering stock, sterilization, delivery, maintenance, management and replacement.

In 2024, Elis Cleanroom expanded to Asia through the acquisition of Wonway in Malaysia. Since 1984, Wonway (now part of Elis Cleanroom) has specialized in minimizing production risks, delivering ISO/IEC 17025-tested contamination and electrostatic discharge (ESD) control solutions to highly regulated sectors such as semiconductors, wafer fabrication, healthcare, optics, precision engineering and food production.

What sets Wonway (Elis Cleanroom) apart is its ability to customize solutions without compromising compliance. Its team combines deep technical knowledge with real-world cleanroom operations, aligning services with recognized industry standards to strengthen customers’ contamination control strategies.

“Our quality management system provides the framework for consistency and control, but it’s the engagement and responsibility of our people that drive true service excellence. They know their work directly impacts clients’ performance and compliance,” says Lok Chong, Managing Director (Malaysia), Wonway (Elis Cleanroom).

Elis Group’s central teams in Quality, Methods, IT and Compliance reinforce Wonway’s (Elis Cleanroom) infrastructure while allowing it to remain agile and locally responsive. This global expertise also enhances the ability to deliver tailored cleanroom garment rental solutions. The choice to lease rather than purchase is increasingly driven by the advantages of Elis’ end-to-end service model.

Unlike traditional purchase models, the one-stop leasing solution covers the entire garment lifecycle—from inventory management, distribution, cleaning and testing, to data-driven insights and trend analysis. In Malaysia, Wonway (Elis Cleanroom) also designs and manufactures cleanroom garments and footwear in-house, ensuring every product is purpose-built and aligned with sector-specific requirements.

Through its circular business model—covering stock management, sterilization, delivery, maintenance and replacement—Elis Cleanroom minimizes the risk of human error in contamination control. Strong emphasis is placed on staff training and awareness, ensuring teams fully understand the impact of their role. This reliability has built long-term customer trust. Since launching its integrated rental service in Malaysia, Wonway (Elis Cleanroom) has not lost a single client—a testament to its consistency, transparency and operational discipline.

  • Our quality management system provides the framework for consistency and control, but it’s the engagement and responsibility of our people that drive true service excellence. They know their work directly impacts clients’ performance and compliance


All products are tested internally in an ISO/IEC 17025-accredited laboratory, guaranteeing validated performance and compliance. Combined with data analytics on usage trends and garment lifecycle, this holistic approach delivers measurable value, regulatory alignment and operational efficiency.

To stay ahead in ESD control and contamination prevention, Wonway (Elis Cleanroom) continuously improves product lifespan, stability and user comfort in line with evolving standards. Illustrating this commitment, the Fully Moulded Rubber Shoe was developed to reduce user fatigue while maintaining durability and cleanroom compliance— offering a practical upgrade for extended use.

“Our ongoing commitment to innovation meets both technical requirements and end-user needs in cleanroom environments,” says Chong.

One priority remains constant across all industries Elis Cleanroom supports; strict contamination prevention and reliable cleanroom control. Solutions are designed for consistency yet allow customization to meet each sector’s regulatory and operational requirements.

Whether supporting a pharmaceutical manufacturer or an advanced chip facility, Elis Cleanroom leverages its core strengths— garment manufacturing, accredited testing and end-to-end management—to deliver high-quality, compliant outcomes and peace of mind.

In sectors where standards are unforgiving and every variable must be controlled, Wonway (Elis Cleanroom) ensures nothing is left to chance. By providing consistent quality and a single point of contact, it has become a trusted partner for cleanroom environments and ESD protection.

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Company
Elis Cleanroom

Management
Lok Chong, Managing Director (Malaysia)

Description
Wonway, part of Elis Cleanroom, is a leading provider of contamination and ESD control products and services since 1984. The company is best known for its one-stop apparel leasing solution. Unlike conventional purchase models, its rental solution provides complete lifecycle management, covering stock management, sterilization, delivery, maintenance and replacement.