Patent certificate for the invention of a safe knife sharpening device for hardware production

Utility model patent for an artificial intelligence grinding machine with a rotary and interchangeable grinding tool

An automatic knife sharpening device and its control system and control method invention patent certificate

20170215 Knife handle appearance Knife handle (150055)

Honors of the 8th Guangdong Provincial Governor's Cup Industrial Design Competition

Honors of the 8th Guangdong Provincial Governor's Cup Industrial Design Competition

Kitchen Knives and Wooden Knife Block

20100407 Certificate of cast high-boron high-speed steel for composite ring roll and its heat treatment method