On the evening of August 18, 2012, the 20th anniversary celebration was held in Zengcheng dragon dragon banquet hall. The leaders and guests are the leaders of the governments at all levels in Zengcheng, Guangzhou, the Secretary General of the metal container committee of the China Packaging Federation, as well as more than 80 customers such as Origen, more than 50 raw materials suppliers such as Baoshan iron and steel, and more than 20 equipment suppliers, such as Fuji, Japan, etc.