 Then she drew on the coalition formed by her husband by building upon some of the fleet captains' existing loyalties to her husband and making herself essential to the remaining captains.In order to remain in control of the federation, Ching Shih seduced and later married her step-son Cheung Po.She chose him due to his loyalties and ties to Cheng 1, thus securing a leader who would be loyal to her and accepted by the lower ranking pirates.