In terms of intellectual property rights, Qingzhou Heishan Machinery Co., Ltd. owns the registered trademark 1 piece and the patent information 1 piece. In addition, Qingzhou Heishan Machinery Co., Ltd. also directly controls 1 enterprise.
If you want to know more about Qingzhou Heishan Machinery Co., Ltd., you can go to the enterprise to learn about it-check the enterprise, check the boss, check the risks and find business opportunities for free.