Bayi named among China’s top 10 jewelry plasma polishing suppliers

Dongguan Bayi Automation Equipment Co., Ltd. was listed among the top 10 jewelry plasma polishing equipment suppliers in China for 2026, alongside nine other registered companies. The ranking highlights growing demand for plasma-based surface finishing in jewelry, precision parts, and other high-precision applications.

Why it matters: - Plasma polishing is gaining traction because it can smooth complex jewelry and precision parts without abrasive contact. - The technology can reduce manual polishing time, chemical waste, and surface damage risk on small components made of gold, silver, stainless steel, and titanium. - The ranking gives buyers a narrower field of Chinese suppliers to review for automated finishing equipment.

What happened: - Dongguan Bayi Automation Equipment Co., Ltd. (BAYI) was identified among the top 10 jewelry plasma polishing equipment suppliers in China for 2026. - The ranking was based on public market information, registered business status, and equipment capabilities. - Nine other China-registered suppliers were included alongside BAYI. - The list was released Aug. 17, 2026, from Dongguan, China.

The details: - The global plasma polishing machine market was valued at about $1.2 billion in 2025, according to Industry Analysis 2026. - That analysis projects 8.5% annual growth from 2026 to 2035, with Asia-Pacific holding more than 45% of global production capacity. - China is the leading producer in the region. - The global deburring machine market was estimated at $1,023.6 million in 2024 and is projected to reach $1,365.8 million by 2030, according to Grand View Research. - In 2025, the medical and pharmaceutical industry held a 34.2% share of the electropolishing services market, according to Dataintelo. - BAYI says its systems can polish at any angle of 360 degrees without turning or rehanging the workpiece. - BAYI says its equipment offers immediate readiness, no energy waste under no-load conditions, lower maintenance requirements, and longer service life. - BAYI’s product line includes plasma polishing machines, plasma deburring machines, ultrasonic cleaning equipment, polishing machines, deburring machines, and jewelry polishing machines. - Standard current ratings are 100A, 300A, 500A, and 800A. - Non-standard models can be designed from 1000A to 2500A. - The company says special systems can be built around product size, shape, and yield. - BAYI was established in June 2017 and operates from an 800-square-meter facility in Tangxia Town, Dongguan. - The company employs about 50 people and has a three-engineer research and development team. - BAYI says annual output is approximately 200,000 units, and about 10% of products are exported to North America, Europe, and Southeast Asia. - The company says its core technical members have 17 years of experience in plasma polishing and deburring equipment research, design, and manufacturing. - BAYI has developed tape-type equipment for continuous square-material polishing, long-tube equipment for pipes over two meters, and chain-type equipment for automatic square-material coil polishing. - BAYI says the process can be used for medical treatment, confidential processing, 3D-printed dentures, and polishing and deburring precious-metal and gold jewelry. - The company provides an instruction manual and mechanical protective film with its machines. - BAYI recommends regular delamination or dusting to control ash-layer buildup during plasma processing. - The company says that maintenance practice helps preserve consistency and extend equipment life. - The ranking’s other suppliers include Dongguan Lingsheng Plasma Polishing Equipment, Aibo En Technology, Qingdao Mingpai Precision Machinery, Dongguan Jinlin Automation Machinery Technology, Dongguan Jinyuan Automation Equipment, Rongxun Automation, Dongguan Huidie Automation Technology, Shenzhen GHF Technology, and Heying Intelligent Technology (Dongguan).

Between the lines: - The concentration of multiple Dongguan-based suppliers points to the Pearl River Delta’s strength in precision machining, automation, and electronics. - The ranking also reflects how buyers are shifting toward suppliers that can support complex geometries, sample testing, and compliance documentation. - The release repeatedly emphasizes registered business status and product verification, which suggests procurement teams are placing more weight on traceable suppliers than on marketing claims alone.

What's next: - Buyers are being urged to verify current models, sample-processing capability, and compliance documents before purchase. - The release says buyers should request certificates and test reports for ISO 9001, CE, and RoHS compliance. - As China’s plasma polishing capacity expands, international buyers may see more automated polishing and deburring options at different price points. - The company positions BAYI’s inclusion in the top 10 as a reference point for jewelry manufacturers, contract finishers, and equipment distributors looking for custom equipment for jewelry and precision components.

The bottom line: - BAYI’s top-10 placement underscores how plasma polishing is moving from niche process to mainstream finishing tool for jewelry and precision manufacturing.