Civil Helicopter Airworthiness Certification: Understanding Zhonglian's Two-Seat Agri Model Compliance Changzhou Zhonglian Aviation Technology Co., Ltd. prioritizes safety through rigorous civil helicopter airworthiness certification processes for our two-seat agricultural models. While our helicopters hold experimental airworthiness certificates (not commercial), they adhere to international safety benchmarks, ensuring reliability for farming, training, and aerial operations. Airworthiness Cert