WAH NGAI has over 40 years of experience in manufacturing micro screws and related metal components. We have progressively expanded our factory from Hong Kong to mainland China, where we now operate with 300 screw machines across more than 20, 000 square meters. Our team consists of skilled engineers and production supervisors capable of addressing any screw-related issues our clients encounter.

To guarantee product quality, we source premium materials such as brass, iron, stainless steel, and titanium from Japan, Taiwan, Switzerland, and other countries. We implement a thorough inspection process to ensure our clients receive only top-quality products. Additionally, we focus on surface treatment to enhance both the appearance and quality of our screws, giving us a competitive advantage over other manufacturers. Our product range includes screw bars for watch movements, dial screws, hexagonal case screws, flower screws, and various precision head types. We also produce screws for glass, robotics, drones, medical equipment, communications, electronics, furniture, and motors.

We provide OEM and ODM services tailored to meet our clients' specific screw requirements. We are proud to serve reputable companies in Japan, USA, Switzerland, and other countries, and we would be delighted to work with you as well. If you have any inquiries or would like to place an order, please do not hesitate to contact us.