About Yeda

Qualifications


Since 2019, the company has been granted a total of three invention patents and 29 utility‑model patents, further enhancing its product competitiveness, expanding its market share, and generating significant economic benefits.

Certificate of Honor Patent achievements Trademark Certificate
High-Tech Enterprise Certificate

High-Tech Enterprise Certificate

Advanced Enterprises in China’s Abrasive and Grinding Tools Industry, 2018

Advanced Enterprises in China’s Abrasive and Grinding Tools Industry, 2018

Advanced Enterprises in China’s Abrasive and Bonded Abrasive Tools Industry, 2019

Advanced Enterprises in China’s Abrasive and Bonded Abrasive Tools Industry, 2019

Advanced Enterprises in China’s Abrasive and Coated Abrasive Industry in 2020

Advanced Enterprises in China’s Abrasive and Coated Abrasive Industry in 2020

Outstanding Brand in the National Abrasive Tools Industry

Outstanding Brand in the National Abrasive Tools Industry

2018 National Outstanding Enterprises in the Abrasives and Abrasive Tools Industry

2018 National Outstanding Enterprises in the Abrasives and Abrasive Tools Industry

2019 National Outstanding Enterprises in the Abrasives and Abrasive Tools Industry

2019 National Outstanding Enterprises in the Abrasives and Abrasive Tools Industry

The Best Enterprise in the National Abrasives and Abrasive Tools Industry in 2020

The Best Enterprise in the National Abrasives and Abrasive Tools Industry in 2020

Famous Products of China’s Abrasives and Abrasive Tools Industry, 2020–2022

Famous Products of China’s Abrasives and Abrasive Tools Industry, 2020–2022

In 2019, it was recognized as a science-and‑technology‑oriented small and medium-sized enterprise in Henan Province.

In 2019, it was recognized as a science-and‑technology‑oriented small and medium-sized enterprise in Henan Province.

In 2022, it was recognized as a “Specialized, Refined, Distinctive, and Innovative” SME in Henan Province.

In 2022, it was recognized as a “Specialized, Refined, Distinctive, and Innovative” SME in Henan Province.

In 2022, it was honored as an executive director unit of the Abrasive Tools Branch.

In 2022, it was honored as an executive director unit of the Abrasive Tools Branch.

In 2023, it was awarded the “Integrity Brand” by the Abrasives and Grinding Tools Committee.

In 2023, it was awarded the “Integrity Brand” by the Abrasives and Grinding Tools Committee.

In 2024, it was honored as an Advanced Member Unit of the National Abrasives and Abrasive Tools Standardization Technical Committee.

In 2024, it was honored as an Advanced Member Unit of the National Abrasives and Abrasive Tools Standardization Technical Committee.

In 2025, it was honored as an Outstanding Enterprise by the National Abrasives and Abrasive Tools Committee.

In 2025, it was honored as an Outstanding Enterprise by the National Abrasives and Abrasive Tools Committee.

In 2025, it was recognized as one of the Top Ten Specialized, Sophisticated, Distinctive, and Innovative Enterprises in the national abrasives and abrasive tools industry.

In 2025, it was recognized as one of the Top Ten Specialized, Sophisticated, Distinctive, and Innovative Enterprises in the national abrasives and abrasive tools industry.

A black corundum abrasive belt and a method for its preparation

A black corundum abrasive belt and a method for its preparation

A method for preparing a high-performance black corundum abrasive.

A method for preparing a high-performance black corundum abrasive.

A polishing abrasive belt and a method for its preparation

A polishing abrasive belt and a method for its preparation

A roller device for a sand-making machine

A roller device for a sand-making machine

A large-particle isolation screening machine

A large-particle isolation screening machine

A uniform, non-destructive mixing machine

A uniform, non-destructive mixing machine

A black corundum abrasive mixing device

A black corundum abrasive mixing device

A low-energy-consumption, uniformly heat-conducting abrasive calcination device

A low-energy-consumption, uniformly heat-conducting abrasive calcination device

An automatic flame‑spraying device for the production of silicon nitride ceramic engineering materials

An automatic flame‑spraying device for the production of silicon nitride ceramic engineering materials

A ball-milling toughness testing device for silicon nitride ceramic engineering materials

A ball-milling toughness testing device for silicon nitride ceramic engineering materials

A particle-size screening and testing device for silicon nitride ceramic engineering materials

A particle-size screening and testing device for silicon nitride ceramic engineering materials

A rotary device for a nitrogen‑silicon ceramic engineering material production atmosphere furnace

A rotary device for a nitrogen‑silicon ceramic engineering material production atmosphere furnace

A water‑circulation cooling device for the production of silicon nitride ceramic materials

A water‑circulation cooling device for the production of silicon nitride ceramic materials

A discharge device for a black corundum electrofused furnace

A discharge device for a black corundum electrofused furnace

A slag-removal device for black corundum production

A slag-removal device for black corundum production

A testing device for black corundum polishing abrasives

A testing device for black corundum polishing abrasives

A performance testing device for black corundum grinding and cutting wheels

A performance testing device for black corundum grinding and cutting wheels

A vacuum feeding device for black corundum abrasive material

A vacuum feeding device for black corundum abrasive material

A cyclone impurity-removal device for black corundum abrasive material

A cyclone impurity-removal device for black corundum abrasive material

A feeding device for a black corundum electrofusion furnace

A feeding device for a black corundum electrofusion furnace

An automatic feeding control device for an electric melting furnace

An automatic feeding control device for an electric melting furnace

A raw-material crushing and mixing device for black corundum production

A raw-material crushing and mixing device for black corundum production

A black corundum bagging machine

A black corundum bagging machine

A black corundum smelting apparatus

A black corundum smelting apparatus

A temperature control system for abrasive sintering

A temperature control system for abrasive sintering

A discharge chute shut-off valve

A discharge chute shut-off valve

An abrasive micron powder hopper

An abrasive micron powder hopper

A block-pressing molding machine

A block-pressing molding machine

A hopper with a buffering structure

A hopper with a buffering structure

A corundum compressive strength testing machine

A corundum compressive strength testing machine

A waste-heat recovery ultrafine powder drying device

A waste-heat recovery ultrafine powder drying device

A pressure-adjustable double-roller machine

A pressure-adjustable double-roller machine

Trademark Registration Certificate

Trademark Registration Certificate

In 2018, the company successfully registered a trademark under International Class 3, covering abrasive preparations; abrasives; metal carbides (abrasive materials); silicon carbide (abrasive materials); emery (for grinding); aluminum oxide (abrasive material); emery cloth; polishing powder; and corundum abrasives—white corundum.
Trademark Registration Certificate

Trademark Registration Certificate

In 2019, the company successfully registered a trademark in International Class 11, covering air conditioners for vehicles.
Trademark Registration Certificate

Trademark Registration Certificate

In 2019, the company successfully registered trademarks under International Class 19, covering non-metallic building materials and non-metallic folding doors.