Precision machining adopts CNC machine tools, such as cutting, drilling or forming high-precision automotive metal parts for passenger cars, commercial vehicles, hydraulic equipment, aviation, medical, oil and gas industries. Relong is the world's leading manufacturer of precision machined parts. We thrive on constant improvement and innovation. Relong provides the world's leading industrial companies with precision components ranging from 0.5mm to 200mm in high precision, high complexity and performance. Our typical products include flange, shaft, etc.