HK Metal is the company which supply copper tubes into the Korean domestic market and also export them abroad. We have worked in this field for many years, so we have many experience and contacts in this industry. After several years&＃39; working experience, we established a new and energetic company. Among copper tubes, we specialized in copper capillry tubes which is small sized copper tubes. If you have any questions, please feel free to ask. We will suggest you the best solution about copper tubes.