Is Qirun Tire Rizhao Co., Ltd. a state-owned enterprise?

Yes Official website of Qirun Tire (Rizhao) Co., Ltd. shows that this company is a subsidiary of Xiamen International Trade Group Co., Ltd., but Xiamen International Trade Group Co., Ltd. is a state-owned enterprise invested and built by Xiamen government, so Qirun Tire (Rizhao) Co., Ltd. is also a state-owned enterprise.