Norinco Group Aviation Ammunition Institute and Beijing North China Optical Instrument Co., Ltd. agreed to acquire Harbin Jiancheng North Special Auto Co., Ltd from North Navigation Control Technology Co.,Ltd. (SHSE:600435) on March 1, 2022. has received a down payment of 40% of the equity transfer consideration paid by Aviation Ammunition Institute, namely RMB 63.6302 million. The board approved the transaction on March 1, 2022.

As of March 18, 2022, the shareholders of North Navigation approved the proposal on the transfer of all equity in North Special Auto.