April 1997, Zhongshan Debao Packaging Machinery Co., Ltd.
In August 2000, Zhongshan Songde Packaging Machinery Co., Ltd.
September 2007, Zhongshan Songde Packaging Machinery Co., Ltd.
In January 2011, it was listed on the Shenzhen Stock Exchange, with the stock short name: "Songde Shares", stock code: 300173.
July 2012, Songde Machinery Co., Ltd.
In August 2014, "Songde shares" acquired 988 million yuan and Shenzhen Daewoo Fine-Grade Technology Co., Ltd. entered the robotics business and became a supplier of intelligent equipment.
In April 2015, Sunde Wisdom Equipment Co., Ltd., stock referred to as: "Smart Sonde", stock code: 300173.
In June 2015, Zhongshan Sunde New Material Equipment Co., Ltd. was detached from “Smart Sonde” in July 2015 and operated independently.
In June 2015, Zhongshan Sunde Printing Machinery Co., Ltd. was detached from “Smart Sonde” in June 2017 and operated independently.