CUSTOMER VISITING
STAN GROUP visited us
STAN GROUP representatives visited our Luoyang manufacturing facility to review production capabilities and discuss ongoing collaboration.
March 17, 2026
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News & Insights
News & Insights
Industry trends, technical guides, exhibition updates, and company news —stay informed about precision CNC machine tool components.
Customer Case Studies
Real Results, Real Customers
EXHIBITION
China CNC Machine Tool Exhibition, April 8th to 12th, 2024
Highlights from the China CNC Machine Tool Exhibition featuring cutting-edge spindle technologies and live demonstrations from Songju engineers.
January 6, 2025
CUSTOMER VISITING
Customers visiting to us In Luoyang
International customers tour our 22,000 m² manufacturing facility in Luoyang, witnessing precision production processes and quality control systems firsthand.
January 6, 2025
CUSTOMER VISITING
Visiting customer's factory
Our technical team visited a key customer's factory to provide on-site support and discuss customized spindle solutions for their production line.
December 26, 2025
INDUSTRY NEWS
Precision Ball Screws for CNC Machine Tools: Ground vs. Rolled, Accuracy Grades, and Selection Guide
Comprehensive guide covering ground vs. rolled comparison, C2/C3/C5 accuracy grades, preload methods, lead selection, and application-specific recommendations.
June 25, 2026
INDUSTRY NEWS
Linear Guideway Selection and Installation Guide for CNC Machine Tools
Complete technical guide to linear guideway selection and installation: P/H/SP precision grades, Z0–Z3 preload classes, rail mounting alignment, and lubrication strategies.
June 25, 2026
INDUSTRY NEWS
How to Choose the Right Electric Spindle for CNC Machining —A Technical Guide
Essential factors for spindle selection: power rating, speed range, torque characteristics, bearing types, cooling methods, and tool interface compatibility.
June 1, 2026
INDUSTRY NEWS
China Domestic Electric Spindle Industry Development Status and Breakthroughs 2026
Analysis of China's domestic electric spindle manufacturing progress, key technology breakthroughs in ceramic bearings and high-speed motor design.
May 24, 2026
INDUSTRY NEWS
Ground vs. Rolled Ball Screws: Accuracy, Cost and Selection Guide
Complete comparison: C2/C3/C5/C7 precision grades, lead accuracy, surface finish, preload options, and application-specific selection guide.
July 3, 2026
TECHNICAL GUIDE
Crossed Roller Bearing Selection Guide: Series Comparison, Mounting Methods, and Application Recommendations
Comprehensive guide to crossed roller bearing selection for CNC machine tools. Covers RB, RU, RA, RE series comparison, accuracy classes, preload options, and mounting methods.
July 8, 2026
TECHNICAL GUIDE
Electric Spindle Types for CNC Applications: Machining, Grinding, and Drilling Selection Guide
Comprehensive guide to electric spindle selection for CNC machine tools. Covers machining center spindles, grinding spindles, milling spindles, and gun drill spindles.
July 8, 2026