爱司凯：1024喷头已完成验证，进入小批量生产，截至目前还未对外销售

Group 1 - The company has stable mass production of the 512 nozzles, which can meet the demand for its 3D sand mold printing equipment as of the end of June [2] - The 1024 nozzles have completed verification and have entered small batch production, but have not yet been sold externally [2]