Leng Muyang, Leng Zeyu, Leng Qianzhe, Leng Tianche, Leng Jianan, Leng Shiyang, Leng Long Yin, Leng Zhengxiao, Leng Shaoqi, Leng Ermo, Leng Jiahui, Leng Siqi and Leng Muyang.
I think it's best to call it Kang Siqi, because Confucius has a saying that "See the sage Si Qi Yan". Si Qi is very elegant and sounds like a refined and noble boy.