Juncheng Shang began his title defense at China's Chengdu Open on Wednesday with his first win since undergoing foot surgery in March.

A year after becoming the first Chinese player to win an ATP Tour title on home soil, Shang saved six of seven break points and held off Belgium's Zizou Bergs 6-1, 5-7, 6-4. Shang will face No. 4 seed Brandon Nakashima next.

In other first-round action at the ATP 250 event, China's Yi Zhou rallied for a 6-7 (3), 6-4, 7-6 (2) upset of No. 5 seed Cameron Norrie of Great Britain. Australia's Christopher O'Connell outlasted France's Quentin Halys 6-7 (3), 6-3, 6-4 and Marcos Giron defeated fellow American Ethan Quinn 7-5, 6-4.

Hangzhou Open

Seventh-seeded Learner Tien saved nine of 13 break points and overcame a 3-1 deficit in the deciding set for a 5-7, 6-

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