Through double verification of settling accounts of a project,verification of corresponding project archives,list items and project amount,combined with practical work,verification management of settling accounts after completion of a project is analyzed.

This article introduces the experiences in choosing raw material,production technology,equipments and operation management,in spinning elastic core-spun yarn of polyster/ rayon/spandex on the mid-fiber cotton spinning equipment.

This paper introduces the usage example of computer language using workticket management,system design and system practice.