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Weidoya and SUMEC at the China International Import Expo
Embracing openness and opportunities for shared success.
The ninth China International Import Expo will take place at the exhibition and convention center on November 6–10, 2026. Suzhou Weidoya Automation Electrical Equipment Co., Ltd. will attend together with SUMEC.

As a specialist supplier of lubrication and cooling systems and related equipment, Suzhou Weidoya Automation Electrical Equipment Co., Ltd. will present a new environmentally focused A-RYUNG product at CIIE:
Low-temperature PLASMA Cutting Fluid Preservation System

I PLASMA cutting-fluid preservation technology.
• This technology uses reactive radicals generated by PLASMA discharge, including ozone, hydrogen peroxide and OH, together with microbubbles, to disinfect machine tool cutting fluid and prevent or delay coolant deterioration.
I Main performance and features of PLASMA.
• PLASMA can be generated safely over extended periods to provide microbial disinfection.
• Sterilization capability of 99% against spoilage-causing bacteria, and organic matter removal above 90%.
• Used with clean cutting fluid, the system maintains cleanliness and original fluid quality for an extended period (approximately two years).
• Deodorization in processing plants.
• Use a bubble generator to improve treatment efficiency when disinfecting cutting fluid.
Low power consumption generates a high concentration of reactive radicals to improve disinfection performance.
A simplified electrode structure allows a compact PLASMA generator design.
• Compact design for tabletop or wall mounting.
I Main components of the cutting-fluid preservation system.
• The PLASMA cutting-fluid preservation system consists mainly of a plasma generator, power supply, micro-bubbler, air flow meter, sedimenter, controller and safety device.

Bubbler

Power Supply

Accessories
I Application examples and economic benefits.
▶ Examples of partical use

▶ Economic effects
• Significant cutting-fluid purchasing savings (A-RYUNG: 8 MCT and 6 CNC machines).
• Waste cutting-fluid disposal costs.
A-RYUNG Machinery example: 10 tonnes of waste per year; RMB 18,000 per year.
• Operating experience: cutting-fluid purchasing costs reduced by approximately 50% and waste-fluid disposal costs by approximately 60% (total RMB 46,700).
• Lower cutting tool purchase costs through longer tool service life.
• Additional effects: cutting-fluid replacement frequency, notifying operators during replacement, effects on machining quality and shorter cleaning time.
I Mounting method.

① Plant air use.
| Standard setting | Pressure (bar) | Flow rate (L/min) |
| No. 1 | 3 | 20 |
| No. 2 | 5 | 15 |
② Safety device: cuts off electrical power if the air pressure supply is insufficient.
③ Ozone injection and contact equipment.
④ Operate for 5 minutes / stop for 10 minutes.
I Operating method.
| Tank size (L). | Immersion depth (mm) | Operating mode (run/stop). | Number of bubble machines. | Ozone emission measurement. |
| 200 or less. | 200 or less. | 2minutes/5minutes | 1 | Below 0.05 ppm. |
| 250 | 5minutes/10minutes | 1 | ||
| 201~350 | 200 or less. | 7minutes/15minutes | 1 | |
| 250 | 10minutes/20minutes | 1 | ||
| 351~500 | 250 or less. | 15minutes/30minutes | 2 | |
| 300 | 20minutes/40minutes | 2 | ||
| 501 or more. | 300 or more. | 25minutes/50minutes | 3 |
• Factory setting: 2 minutes operating / 5 minutes stopped.
Moving forward through openness and learning from others' strengths. Initiated and promoted by President Xi Jinping, the China International Import Expo is described in the source as the world's first import-themed exhibition. The fourth plenary session of the 20th CPC Central Committee called for wider high-standard opening-up and a new phase of mutually beneficial cooperation. Over the years, CIIE has become an important platform for China and other countries to share opportunities and develop together.
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