ZJK Industrial Co. Ltd.
We Make the Parts that Make AI Work.
Our comprehensive quality control systems alongside our patented designs allow for quick delivery of specialized parts precisely to our customer’s satisfaction.

Raw Material Inspection
Raw material delivery from suppliers
Warehouse receiving and inventory
IQC (Incoming Quality Control) inspection
Quality record keeping
Raw materials storage
In-Process Inspection
First-piece production
First-piece production confirmation
IPQC (In-Process Quality Control) first-piece confirmation
Mass production
IPQC process inspection
Final Evaluation and Inspection
OQC (Outgoing Quality Control) inspection
Laboratory performance testing
MRB (Material Review Board) evaluation
OQC re-inspection
Final inspection report