2017 Ningbo Challenger – Singles

Lu Yen-hsun was the defending champion but retired in the semifinals facing Taro Daniel.

Mikhail Youzhny won the title after defeating Daniel 6–1, 6–1 in the final.

Seeds
• # Lu Yen-hsun (semifinals, retired)

• # 🇦🇺 Jordan Thompson (quarterfinals)

• # 🇺🇸 Taylor Fritz (first round)

• # 🇲🇩 Radu Albot (first round)

• # Nicolás Jarry (first round)

• # 🇯🇵 Taro Daniel (final)

• # 🇷🇺 Mikhail Youzhny (champion)

• # 🇨🇦 Peter Polansky (quarterfinals)