INTRODUCTION

We are the manufacturer that produces materials and subsidiary materials which are used for the finish work in roof and wall color sheet.

Since there is more convenience of work process, less need of materials, and no danger of water leak when BOLTLESS method that is one of the bolted connection methods we developed is used in construction, BOLTLESS method has been largely used in mill and warehouse.

Especially, it has been often used in large factory, steel mill, and etc since it has a high tolerance of serious rainfall.

We are designated by Pohang Iron & Steel Company as supplier, and we supply not only to Gwangyang Iron Company and Hyundai Iron Company, also to steel mills located in India, Indonesia, Brazil, and etc which are under construction by POSCO.