Introduction to Huang Gongguan: Huang Xing’s former residence at No. 393 Wukang Road, a place where Sun Yat-sen visited many times, is known as Huang Gongguan. However, Huang Xing's former residence is actually in the south building of No. 393 Wukang Road, which cannot be seen from Wukang Road. Huang Xing, who spent his military life, co-founded Asia's first democratic republic with Sun Yat-sen, and together with Sun Yat-sen, he was called the "two founding heroes" of the Republic of China by the Chinese.