YOUNGNAM METAL CO LTDWe are pleased to introduce ourselves your esteemed company on this occasion that during past period. have been ....Address:900-3 Chojeun-ri Chillye-MyunJEONG WOO COUPLING CO LTDTaking this opportunity, it is a great pleasure for us to introduce our company and products. Jeong Woo Coupling Co., ....Address:128-40, Maeri, Sangdong-MyeonYoungNam Metal Co.,LtdYOUNGNAM Metal Co., Ltd. has 20 years of experience in manufacturing pipe joint products such as Multi-flex type ....Address:900-3, chojeun, chillye, kimhae, kyungnam, korea, South Korea 1