On November 15–17, the 2nd China (Zhengzhou) International Abrasives and Grinding Exhibition, also known as the China Sanmao Exhibition, took place at the Zhengzhou International Convention and Exhibition Center. This year's event saw a significant increase in participation, with nearly 40 equipment manufacturers and raw material suppliers from the superhard materials industry showcasing their latest technologies and products.
The exhibition has grown in international influence over the years, drawing attention from both domestic and global players. Notable international participants included German companies such as Feiyu and Malvern, while local firms like Zhengzhou Jinhaiwei, Beijing Ninghua, Shanghai Maitong, and the Zhengzhou Machinery Research Institute also made strong appearances. Their exhibits were well-received, with many visitors placing on-site orders.
Among the standout products was Zhengzhou Jinhaiwei’s “automatic constant volume cold press†and Beijing Ninghua’s “super hard material EDM cutting machine.†Huijin Powder Technology introduced new products such as “pre-alloyed powder†and “reinforced iron powder,†which generated considerable interest among attendees.
Additionally, Zhengzhou Ruijun Electromechanical Co., Ltd. showcased its “six-sided diamond press double-acting reciprocating supercharger,†while Xi’an Yulang presented its “thermosetting ceramic bond,†breaking the gap in the domestic market and attracting widespread attention within the superhard materials sector.
Numerous other companies participated, including Henan Botai Sheng Sara Machinery, Zhuhai Omega Instrument, Luoyang Qiming Superhard Material, and many more. The exhibition provided an excellent platform for networking, product demonstrations, and business opportunities.
Below are some of the companies that exhibited at the event:
- **Zhengzhou Jinhaiwei Technology Industrial Co., Ltd.**
- **Zhengzhou Huijin Powder Technology Co., Ltd.**
- **Beijing Ninghua Technology Co., Ltd.**
- **China Machinery Industry Sixth Design and Research Institute Co., Ltd.**
- **German Feiyu**
- **Henan Botai Sheng Sara Machinery Co., Ltd.**
- **Zhengzhou Machinery Research Institute**
- **Zhuhai Omega Instrument Co., Ltd.**
- **Luoyang Qiming Superhard Material Co., Ltd.**
- **Shanghai Maitong Machinery Equipment Co., Ltd.**
- **Henan Caston Technology Co., Ltd.**
- **Guiye Heavy Industry**
- **Zhengzhou Longteng Forging Machinery Co., Ltd.**
- **Ningbo Hanshang Hydraulic Co., Ltd.**
- **Shanghai Regulation Precision Machinery Co., Ltd.**
- **Suzhou Nanhang Tenglong Technology Co., Ltd.**
- **Taizhou Shengzhou Diamond Equipment Co., Ltd.**
- **Kunshan Maitong Automation Equipment Co., Ltd.**
- **Zhuzhou Jinwei Cemented Carbide Co., Ltd.**
- **Xinxiang Zhengfang Machinery Equipment Co., Ltd.**
- **Zhengzhou Haonuo Welding Materials Co., Ltd.**
- **Changsha Shuangquan Automation Technology Co., Ltd.**
- **Xinxiang Weiliang Screening Machinery Co., Ltd.**
- **Zhengzhou Fangxing Machinery Electronics Co., Ltd.**
- **Xinxiang Zhonghang Weir Industrial Technology Co., Ltd.**
- **Beijing Leitek Laser Technology Co., Ltd.**
- **Zhengzhou Bote Hard Materials Co., Ltd.**
- **British Malvern Instrument Co., Ltd.**
- **Shijia Weier**
- **Guangzhou Senars Instrument Co., Ltd.**
- **Shantou Yuexi Machinery Co., Ltd.**
- **Xinxiang City Jinjin Electromechanical Co., Ltd. – Screen mesh factory**
- **Shenzhen Chenjie Technology Co., Ltd.**
- **Zhengzhou Jintai Metal Materials Co., Ltd.**
- **Changsha Xiangzhi Centrifuge Instrument Co., Ltd.**
- **Nanjing Ziyu Guanhao Chemical Material Co., Ltd.**
- **China Electronics Technology Group Corporation Second Research Institute**
This event not only highlighted the technological advancements in the abrasives and grinding industry but also reinforced Zhengzhou’s position as a key hub for superhard materials and related industries.
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