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CNC (Computer Numerical Control) machining has revolutionized the manufacturing industry, particularly in the production of automotive parts. Automotive parts are often required to meet very tight tolerances, high performance, and durability standards. High-precision CNC machining plays a key role in ensuring these specifications meet these exacting standards. This article will explore why CNC machining is crucial for automotive parts, the types of automotive parts it can manufacture, how to achieve high-precision results, and a breakdown of the automotive parts catalogs of different brands. We will also discuss the role of suppliers like Great Light in providing advanced machining solutions.

High-Precision CNC Machining of Automotive Parts

Why use CNC machining to manufacture automotive parts?

CNC machining is a manufacturing method that uses computer-controlled machines to cut, mill, drill, and shape materials with high precision. The application of CNC machining in the automotive industry is crucial for producing parts requiring complex designs and tight tolerances. Here are a few reasons why CNC machining is popular in automotive manufacturing:

In medical device manufacturing, CNC machining technology, due to its exceptional precision and reliability, has become a key tool for meeting stringent biocompatibility requirements. This article will systematically introduce the core elements of this process, including how precision CNC machining achieves micron-level control of detail, ensuring implant surface finish and structural integrity. We will also explore the certification standards for medical-grade materials and the specific requirements of ISO 10993 biocompatibility testing, all of which contribute to the safety of medical devices. Through this discussion, readers will gradually understand the precision mechanisms of CNC machining in applications such as orthopedic devices and dental implants.

On August 1st, the 2025 China Institute of Communications (CICC) Scientists Blue Ocean Forum and China Communications Technology Frontier Seminar were successfully held in Urumqi, Xinjiang. Themed "AI Empowers New Communications, 6G Safeguards the New Silk Road," the forum focused on key challenges in industrial innovation and cutting-edge technology, bringing together scientists and technology leaders from both China and abroad in the information and communications field. They engaged in collaborative discussions and shared insights, promoting the deep integration of academic research and industrial development. The forum was presided over by Song Tong, Deputy Secretary-General of the CICC.

In his speech, Lu Jianhua, Professor at Tsinghua University and Editor-in-Chief of China Communications, warmly welcomed the experts and scholars from across China and Xinjiang, and paid tribute to the scientific and technological workers who have long been dedicated to the front lines of Xinjiang's communications development. He emphasized that the Blue Ocean Forum aims to promote the spirit of scientists in the new era, provide a high-level academic exchange platform for experts and scholars to share cutting-edge ideas and latest achievements, further enhance the journal's influence, and strive to promote scientific and technological innovation in the communications field. Professor Lu Jianhua hopes that the experts and scholars participating in this forum will fully utilize Xinjiang's unique application scenarios and vast development potential in developing the low-altitude economy and information infrastructure during this critical stage of the integrated development of AI and 6G, and boldly raise questions, raise doubts, and share their confusions and perspectives. Furthermore, as the Editor-in-Chief of China Communications, Professor Lu Jianhua introduced the journal's recent developments and invited experts and scholars to actively contribute articles to jointly promote the journal's advancement to world-class status.

From April 21st to 26th, the 19th China International Machine Tool Show (CIMT2025), themed "Integration and Innovation, Digital and Intelligent Future," was held in Beijing. This six-day industry event, with a total exhibition area of 310,000 square meters, attracted over 2,400 machine tool companies from 30 countries and regions. Globally renowned machine tool companies brought together their latest technologies and products, showcasing cutting-edge trends in the machine tool industry and exploring the future path of digital and intelligent manufacturing through the deep integration of information technology and manufacturing. Exhibits covered core areas of the industry chain, including machine tools, CNC systems, and functional components.

"This exhibition not only showcased the current technological breakthroughs and innovations in the machine tool industry, but also charted the course for future intelligent manufacturing development, heralding a new era of intelligent and flexible development for the machine tool industry," said Hong Yong, a think tank expert at the China Digital and Realistic Integration 50 Forum, in an interview with Securities Daily.

Workers work in the final assembly workshop of Chongqing Honggang Cnc Machine Tool Co., Ltd.

The 19th China International Machine Tool Exhibition was recently held in Beijing. With an exhibition area of 310,000 square meters, it not only broke the show's previous record for scale, but also became the world's largest professional machine tool event in the past decade. Over 2,400 companies from 31 countries and regions brought together the latest technologies and products, showcasing cutting-edge trends in the machine tool industry.

The expansion in scale is driven by strong demand in the Chinese market and the accelerated pace of innovation among machine tool companies. Mao Yufeng, President of the China Machine Tool Builders' Association, stated that as the world's largest machine tool manufacturer and consumer market, China has not only driven technological upgrades and structural optimization in the domestic machine tool industry but also injected strong momentum into the coordinated development of the global machine tool industry.

I. The Core Dominance of CNC Technology

1. Micron-Level Precision Control

CNC technology controls machine tool motion through digital commands, achieving an error range of less than ±3 microns. In the medical field, even dental prostheses can achieve a surface finish of Ra 0.2. This level of precision is difficult to achieve with traditional manual or semi-automatic equipment, but CNC technology not only achieves it but also ensures the stability of the finished product. Consequently, CNC technology is widely used in industries with extremely high precision requirements, such as medical and aerospace.

The bronze masks of Sanxingdui gaze upon the excitement of the modern arena. As the lingering aroma of tea from Kuanzhai Alley blends with the boiling blood of the arena, a wonderful encounter transcending time and space quietly unfolds in the Land of Abundance.

In August, Chengdu is ablaze with life. The 2025 Chengdu World Games will grandly open on August 7th. As an international multi-sport event featuring non-Olympic sports, the World Games builds a bridge connecting sports culture from ancient times to the present, both at home and abroad. This is the first time mainland China has hosted the World Games, and thousands of athletes from around the world are expected to participate, drawing global attention.

Die-casting projects from Zhejiang and Anhui provinces debuted simultaneously. Who is the "hidden champion" in new energy components?

Overnight, die-casting projects at two factories in Zhejiang and Anhui provinces simultaneously emerged. The new energy boom is sweeping the country like a tornado. Who is quietly taking off behind the scenes, and who will reap the huge rewards of automotive lighting and digital components? If you don't dig into this, you'll have no idea what tricks China's manufacturing industry is up to.

Seriously, the industry has been buzzing lately about two new projects from Debang Technology and Anhui Xinyue. The timing is incredibly tight. Just after midnight on August 5, 2025, Debang Technology in Yinzhou District announced a project to produce 6 million sets of automotive lighting radiator components. Not to be outdone, Xinyue in Anhui province also announced its zinc-magnesium-aluminum alloy digital display components, which dominated the search results the previous night. Let's start with Debang Technology. Established less than a year ago, with registered capital of only 30 million yuan, it invested 210 million yuan in this first project, fully equipped with automatic die-casting machines, robots, and five-axis machining centers. The factory covers an area of 32,708 square meters and has an annual output of 6 million sets. Without further calculation, more than 16,000 sets are shipped a day. The investment in equipment alone is 115.5 million yuan, and the land project is 50 million yuan. This speed of construction is considered to be very fast in Ningbo.

The Ministry of Industry and Information Technology and eight other departments are launching "Robot Plus" and "Industrial Mother Machine Plus" initiatives, implementing a large-scale upgrade of machinery and equipment.

August 1, 2025, 9:25 PM Source: China Business News

The Ministry of Industry and Information Technology and eight other departments issued a notice regarding the issuance of the "Implementation Plan for the Digital Transformation of the Machinery Industry." The plan outlines a plan to address the need for retrofitting outdated equipment in the industrial sector, implementing a large-scale equipment upgrade initiative. The plan supports enterprises in integrating intelligent components such as sensing, control, and execution, and upgrading a number of outdated, inefficient, and energy-intensive in-service equipment.

To meet the needs of national defense, military industry, and national strategic needs, major national science and technology projects, including key R&D programs, will be implemented, achieving breakthroughs in a number of intelligent equipment, including industrial mother machines, industrial robots, intelligent instrumentation, intelligent testing equipment, safety and emergency response equipment, and deep mining safety equipment.

To meet the people's needs for a better life, a number of intelligent consumer goods, including intelligent agricultural machinery, medical equipment, textile machinery, food machinery, energy-saving and environmental protection equipment, and service robots, will be developed. In response to global technological innovation trends and future industrial development needs, we will accelerate the implementation of major technological equipment research projects, achieving breakthroughs in a number of future high-end equipment, including humanoid robots and brain-computer interface products.
(From the Jiuyan Commune app)

Both the Chinese 90B and AR-2 long-range rocket launchers saw their first combat action: On July 26, 2025, local time, the Cambodian Army publicly released footage of the firing of a Chinese-made 90B rocket launcher. The Chinese-made 90B rocket launcher boasts an ammunition reserve of 80 rounds, allowing it to fire 40 rounds in a salvo and then automatically reload another 40 rounds for another salvo! After firing once, the Chinese-made 90B rocket launcher quickly fled and relocated. The Thai army, ready to attack, had no time to react. The Cambodian Army fired 80 rockets and fled with the 90B rocket launcher. The Thai military also confirmed that this was the first time the Cambodian Army had deployed the Chinese-made AR-2 long-range rocket launcher. A Thai Army spokesperson stated on the afternoon of the 26th that the Cambodian artillery unit's first use of the Chinese-made PHL-03 (export model AR-2) long-range rocket launcher, with a range of 130 kilometers, was considered a threat to national security, and the Thai Army was preparing for retaliation.