Công ty TNHH Thiết bị & GP CN Quảng Tín. Nhà phân phối  và cung cấp Khớp nối xoay hàng đầu- Rotary joint, Rotary Union.  Phân phối các Khớp nối xoay- Rotary joint với các thương hiệu- KJC Rotary joints , Deublin Rotary joints , LUX Rotary joints, TKD Rotary, RIX, SGK Pearl Rotary joints, Nipppon Rotary joints, Duffnorton Rotary joints, DSTI Rotary joints, Scott Rotary, Kadant Rotary joints, RF, MAIER Rotary joints , Barco Rotary joints , DSTI, QSG, Rotary Systems, Johnson- Fluiten, Talco Inc. & Rotherm Rotary Joints, Filton, Penlink AB, ROTOFLUX Rotary joints, GAT, Hanaro Rotary joints, Showa giken Rotary joints , HAAG + ZEISSLER  Rotary joints, Fourwents, SKP Rotary Union, Pearl joint,