Engineering Navigation: Wang Bo and 7 others intend to transfer an agreement to transfer no more than 5.00% of the shares.

Engineering Navigation Announcement: The company's controlling shareholder and actual controllers Wang Bo, Miao Lingjuan, Dong Mingjie, Shi Yongsheng, Shen Jun, Gao Zhifeng, and Cui Yan plan to transfer their total holdings of no more than 4.4 million shares of the company, accounting for 5.00% of the total share capital of the company to Ningbo Ningju Asset Management Center through agreement transfer within three months after the announcement is issued three trading days later.