The boy with the surname Song should be named with the character "Ji" in the middle

Possible name: Song Jishi (Cornerstone, a metaphor for the foundation or backbone of a career.)

Song Jiye (Jiye, meaning the foundation for career development.)

Song Jiwang (Ji, means the beginning, fundamental, foundation. Wang, means strong, prosperous.)

Song Jizheng (Zheng, means upright, legitimate, in line with the law.)

For reference.