Korea Non-Destructive Testing and internet Co., Ltd. is one of Korean leading nondestructive inspection company, which was duly authorized by the government. It has achieved a remarkable progress in a variety of NDT technology, since established in 1991. We also provide comprehensive technical consulting services regarding of QA/QC. Our quality-policy(QP) is aiming at client's satisfaction through the whole life cycle from the acquisition of facility to disposal by performing not only required NDT and verification of materials in the fabrication but also corrosion/erosion monitoring to assess the safety in service.From new millennium, we turn eyes to developing NDT equipments such as Eddy current equipment, Ultrasonic Array Equipment, Film viewer and traditional Ultrasonic equipment. Based on experience from NDT service, the equipments are optimized so that inspector can easily operate them and interpret the results. Specially, Ultrasonic Array Equipment, called AIM 33, is the very first developed inspection equipment for Electrofusion welding joint of Polyethylene Tube in the world. It is expected that AIM 33 may contribute to improve the quality of EF coupler to optimize the EF welding variables, to assure the credibility of EF weld joint and finally to secure the public safety, health and property.