Li Na defeated Monica Niculescu 7-5, 4-6, 6-4, and faces Annika Beck in the Shenzhen Open semifinals.
Li Na defeated Monica Niculescu 7-5, 4-6, 6-4, and faces Annika Beck in the Shenzhen Open semifinals.
STR/AFP/Getty Images

BEIJING (AP) -- Top-seeded Li Na advanced to the semifinals of the Shenzhen Open by beating Monica Niculescu of Romania 7-5, 4-6, 6-4 Thursday.

Li, the defending champion, will next play Annika Beck of Germany. Beck defeated Patricia Mayr-Achleitner of Austria 3-6, 6-3, 6-1.

Also advancing to the semifinals was fifth-seeded Peng Shuai of China. Peng beat Jana Cepelova of Slovakia 6-3, 6-2 and will next face Vania King of the United States. King beat Barbora Zahlavova Strycova of the Czech Republic 6-2, 6-4.

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