Rotary Joints AC Series – SHOWA GIKEN_ANS VIETNAM - Rotary Joints NC Series – SHOWA GIKEN_ANS VIETNAM - Rotary Joints RX Series – SHOWA GIKEN_ANS VIETNAM - Rotary Joints KX Series – SHOWA GIKEN_ANS VIETNAM - Rotary Joints SXO Series – SHOWA GIKEN_ANS VIETNAM