From July 21 to 22, 2018, experts from China Building Materials Federation, China Nonmetallic Mineral Association and Tsinghua University Powder Technology Center carried out project evaluation and defense, site examination and acceptance work for Shandong Goldensun Zirconium Industry Co., Ltd. Leaders and experts listened to the project team's equipment and process summary report, the equipment and process correctness, integrity, advanced nature of affirmation, while the product line for acceptance, after two days of serious, careful and professional evaluation of experts, and ultimately successfully passed the acceptance.