Na-ejikọta nyocha, mmepụta na ahịa
Jiuzhou ígwè e tọrọ ntọala na 1998, na ihe karịrị 20 nke ya mepụtara patented, integrates nnyocha, mmepụta na ahịa, na ngwaahịa ndị gafere EU CE asambodo;
Ọkachamara igwe riveting igwe emeputa na 24 afọ nke mmepụta ahụmahụ.