Zhang Kuanling According to the Tanghe County People's Government Network, the principals of tanghe county Bidian Town Central School are the principals of tanghe county Bidian Town Central School and Zhang Kuanling. In June 2023, Bidian Town Central School held a final key work arrangement meeting. Wang Yunli, the mayor of the town government in charge of education, the principals of primary and secondary schools and private schools (parks) attended the meeting, which was presided over by Zhang Kuan, the principal of the central school.