"Yonggao" enterprise name that has been in operation for 28 years has been officially renamed "AD", which is a milestone integration and optimization. It aims to build a corporate image and brand system consistent with corporate brand and product brand, and optimize the "AD" brand value chain of resource sharing. The combination of "AD joint stock company" and "ERA AD" font and trademark will open a new chapter in the AD era.

"AD" is the abbreviation of "Gregorian Era", and it is also an internationally accepted chronology system and time name. The name "AD" is essentially an extension of time and adherence to quality. It means that "AD" products and their brands can withstand the test of history and the persistent pursuit of building a century-old enterprise.