Shanghai Survey and Design Institute Co., Ltd. announced that it will issue not more than 5% of its shares for gross proceeds of not more than CNY 150,000,000 on December 20, 2021. The transaction will include participation from new investor Academy of Environmental Planning and Design, Co.,Ltd. Nanjing University and Lihe Technology (Hunan) Co., Ltd. The transaction has been approved at the 15th meeting of the second board of directors of the investor.

On April 18, 2022, the company announced that Lihe Technology (Hunan) Co., Ltd. will invest CNY 129,700,000 for 5% of shares.