About KAIRUILAI

Founded in January 2010, Changzhou Kairuilai Precision Tools Co., Ltd. is a national high-tech enterprise specializing in R&D and manufacturing of honing equipment, honing tools, precision mechanical components, and customized honing process technical services.

Company Building

Company Overview

Located at No. 6 Hengxi Road, Niutang Industrial Park, Wujin District, Changzhou, Jiangsu Province, the company owns 4,500 square meters of specialized production facilities with total assets exceeding 40 million yuan. We have successfully broken through technical barriers in deep hole precision machining and established core competitiveness in the industry.

The company is equipped with over 50 sets of advanced production and testing equipment including Starrag internal and external cylindrical grinders, Mazak and OKUMA turning-milling composite centers, Zhongjie horizontal boring and milling machines, DMG CNC lathes, precision wire cutting machines, CNC surface grinders, and self-developed CNC honing machines. Testing equipment includes Zeiss CMM, Mahr contour instruments, Mahr roughness testers, and Swiss height gauges, ensuring stable annual production capacity of 10,000 sets of precision mechanical components.

2010
Established
4500㎡
Production Area
10000+
Annual Output Sets
66
Authorized Patents

Our Core Advantages

What sets us apart from competitors

Advanced Equipment

50+ sets of high-end CNC equipment including Starrag grinders, Mazak OKUMA machining centers, and self-developed honing machines

Professional Team

35 employees with 12 college-educated technicians and 2 senior engineers building a specialized talent team

Quality Certifications

Four major system certifications: Quality, Environment, Occupational Health & Safety, and Intellectual Property Management

Innovation Driven

66 authorized patents including 15 invention patents, breaking foreign technology monopoly in deep hole precision machining

Manufacturing Facility

The company strictly adheres to modern enterprise standardization management principles, comprehensively establishing and implementing quality control, environmental management, occupational health and safety, and intellectual property integrated management systems. We have successfully passed four major system authoritative certifications, continuously consolidating standardized operation foundations to ensure long-term stable, green and sustainable high-quality development.

  • 66 Authorized Patents (15 Invention Patents)
  • National High-Tech Enterprise Certified
  • Changzhou High-Tech Product Award (2019, 2022, 2025)
  • Registered "Kairuilai" Brand Trademark
Manufacturing Facility

Quality Certifications

Internationally recognized quality standards and certifications

ISO 9001 Quality Management System

ISO 14001 Environmental Management System

ISO 45001 Occupational Health & Safety System

Intellectual Property Management System

Authorized Partner Brands

We are the authorized agent for leading honing machine manufacturers in China

Ningbo HaiGong(Group)Company

Professional honing machine manufacturer with advanced technology and comprehensive product line for precision machining applications

CNC Honing MachinesPrecision ToolsAutomation Solutions

Nanjing SenerNan Percision Machine Tool Co.,Ltd.

Leading manufacturer specializing in high-precision honing equipment for automotive and industrial sectors

Vertical HoningHorizontal HoningCustom Solutions

Global Export Markets

Serving customers in over 20 countries across 5 continents

United States
Russia
Egypt
Italy
Turkey
Germany
India
Japan
South Korea
Singapore
Malaysia
Indonesia

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Ready to discuss your honing requirements? Contact our team for a consultation

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