Unfortunately, the engineering power for creating the equipment from the beginning is still considered to be quite insufficient. However, due to the demanded delivery date and cost, work to eliminate drawing shortage and DR shortage due to busyness, It is considered that there is a tendency to improve the issues in terms of product quality and costs during the deployment. And I think that has taken root. In addition, the creation of completed books is becoming established as a business routine, and I think that technology accumulation is improving. Cooperation within the company and improvement of solutions are the background