Hai Yun Yuan

Nantong Tongyi Aerospace Science & Technology Co., Ltd. engages in the manufacture of rubber and plastic products. It specializes in the research and development, production and sale of military special aviation products, polyurethane, and carbon fiber products. Its products include aviation oxygen mask, aircraft rubber soft fuel tank, transformer oil conservator capsule, carbon fiber window frame, and special textile fabric. The company was founded on March 20, 2008 and is headquartered in Nantong, China.