Literature Reference: 唯有刚肠铁，百炼不柔亏。—— 《荅孟东野》 Only a heart of iron, tempered a hundred times, remains unyielding. Source from 'Da Meng Dongye'.
刚: The word embodies the essence of resilience and fortitude. Masculinity is a quality that men are expected to embody, hence the character "刚" (Gang) is frequently used in male names.
铁: "Jianying," when used in personal names, conveys the essence of resilience and steadfastness.
Meaning: Gang Tie symbolizes unyielding strength and resilience, tempered through trials.