The best is not built in a day. We always follow through for our customers.  We, established in 1995, are a competitive company both in Korean markets and overseas with an expertise in alarm development based on the accumulated knowledge of professional alarms.  We are doing our best to better serve our customers with ten dozens of A/S networks throughout the country can expedite the process of fast and accurate A/S for customers with which they are as much close to us.  Focusing on the bi-directional and mono-directional models (AM, FM), we promise that we should try to do our best producing better products, and to thrive on the new millennium's enterprise spirit with the zero percent defect rate in a new and advanced shape.