Since our establishment in 1951, begining with the manufacureof the shutter operators, Shinsei Seiki has been solely and adamantly devoted to the development and manufacure of "open-and-close" mechanisms. We have spent well over 50 years accumulating our know-how and experience in all typesof operators. We have earned the highest confidence from our customers for the qualiity, and service we offer in motor-driven shutter operators.We at Shinsei Seiki have applied the core technology of our shutter operators toward the development of a wide range of operators , including tent gears, gate operators, and chain gates,and we aim to become known as the manufacturer of all types of operators.