How did Xu Ling get his surname Baodian?

Ling Xuze's name fortune-telling results:

Naming explanation of traditional pinyin five-element strokes

Lingling Lí ng Fire 10 has love troubles, elegant and versatile, successful in middle age and auspicious in old age. (Kyrgyzstan)

Xu Xu Xu Jin 10 (Kyrgyzstan)

Ze Ze Shui 17 is rich in knowledge, rich in fame and fortune, prosperous in official or wealth, smart and brave, and honored all his life. (Kyrgyzstan)

Tian Ge: 20 personality: 27 geography: 18 foreign grid: 1 1 total grid: 37.