Compressors and Vacuum Pumps - Piston type - Diaphragm type - Rotary Vane type Tanhay, a manufacturer of pneumatic equipment, supplies products that demonstrate superb performance throughout industry. The company manufacturers a wide variety of products focusing on numerous industrial systems. Tanhay, the largest pneumatic manufacturer in Korea, produces and sells pneumatic components, devices and factory automation systems. We are striving to bring the latest technology to our products, our manufacturing and our service to our customers worldwide.