Is Lingshi China Coal Co., Ltd. private or state-owned?

China Coal Jiuxin Coking Co., Ltd. is a joint venture between China Coal Coking Holding Co., Ltd. under China Coal Group and Lingshi Jiuxin Coal Preparation Co., Ltd., right? Wholly-owned enterprises refer to the first paragraph of Article 7 of the Provisional Regulations on Private Enterprises (1the State Council Order No.4 issued on June 25, 1988): "Wholly-owned enterprises refer to enterprises invested and operated by one person." That is, enterprises invested and operated by natural persons are based on wage labor, and investors bear unlimited liability for the debts of enterprises. If a person contributes, it is private.