A celebration ceremony marking the 25th anniversary of JInghua Diamond was held at Regent Hotel on 25th Dec. 2010. Leaders from China Jewelry & Jade Industry Association, Shanghai diamond trade united management office, Gold & Jewelry Commerce Chamber of All-China Federation of Industry and Commerce, Shandong Jewelry & Jade Industry Association, Mr. Zhang JIanhua, Chairman of board of directors of Hiking group and other group leaders, guests from all walks of life, leaders and representatives from JInghua Diamond enterprise attended the ceremony.