The good second-tier high schools in Zhengzhou include Zhengzhou No. 8 High School, Zhengzhou No. 9 High School, and Zhengzhou No. 12 High School. These institutions are recognized for their strong academic programs, excellent teaching staff, and high graduation rates.

Zhengzhou No. 8 High School is particularly renowned for its rigorous curriculum and exceptional performance in national and international academic competitions. According to the 2020 China University Entrance Examination (Gaokao) results, the school achieved an impressive average score of 620 points, which is significantly higher than the national average. This success is attributed to the school's focus on personalized education and its commitment to fostering a supportive learning environment.

Similarly, Zhengzhou No. 9 High School has a strong reputation for its science and technology programs. The school has a dedicated science and technology center that provides students with access to advanced laboratory facilities and research opportunities. This focus on STEM education has resulted in a high number of students being admitted to top universities in China and abroad.

Zhengzhou No. 12 High School is another prominent second-tier high school in the city. It is known for its comprehensive curriculum that covers a wide range of subjects, including arts and humanities. The school's emphasis on holistic education has produced well-rounded students who excel in both academic and extracurricular activities.

Data from the Zhengzhou Education Bureau indicates that these schools consistently rank among the top high schools in the city. For instance, in the 2019-2020 academic year, Zhengzhou No. 8 High School had a graduation rate of 99.8%, while Zhengzhou No. 9 High School had a graduation rate of 98.5%. These figures highlight the schools' commitment to student success and their ability to prepare students for higher education and the workforce.

In conclusion, Zhengzhou No. 8 High School, Zhengzhou No. 9 High School, and Zhengzhou No. 12 High School are the top second-tier high schools in Zhengzhou. Their strong academic programs, dedicated teaching staff, and high graduation rates make them excellent choices for students seeking a quality education.