Is Xi 'an Aviation Power Control Company a listed company? Is it a public institution or an enterprise?

The full name should be Xi 'an Aviation Power Control Co., Ltd., not a listed company. However, its holding subsidiary: AVIC Power Control Co., Ltd. (hereinafter referred to as' Avic Power Control', stock code 000738) is a listed company. He is a business unit. Is a wholly-owned subsidiary of aviation industry corporation of china.