On April 27th, Collective microgrid held the 64th "Collective microgrid Class", and invited Jianwei Zhou, General Manager of MEMORY Division and R&D Director of MEMORY of Huatian Technology (Nanjing) Co. Ltd. to explain the assembly technology selection and iteration of DRAM, NAND and other storage products in data center, consumer electronics and other applications, including practical guidance of 3D STACK, HBM and other new packaging technologies. The total number of online viewers of this online technical forum: 36,463.