Is Hualong China co., ltd a state-owned enterprise?

Not a state-owned enterprise.

According to the enterprise survey, Hualong China Co., Ltd. is not a state-owned enterprise, but a private joint-stock company. A private company limited by shares is a form of company organization, and its shares are held by private individuals and are not publicly issued to the public. So Hualong China Co., Ltd. is not a state-owned enterprise.