Lianhe Capital completes investment in semiconductor equipment company Chipone Precision.
United Capital Fund III and IV recently completed an investment in Ningbo Xinfeng Precision Technology, a leading semiconductor equipment company founded in 2021. The round attracted participation from major investors, including Tuojing Technology and SMIC Capital. This funding will support the company’s technology iteration and capacity expansion as it solidifies its position in the market for 3D integration and advanced packaging equipment.
Focused on R&D and manufacturing ultra-precision processing equipment and consumables, Xinfeng Precision has developed a comprehensive product portfolio, including 12-inch wafer grinders, tremmers, and laser cutting machines. The company specializes in key areas such as micron-level thinning and is advancing capabilities for next-generation applications like 3D stacking, AI chips, and HBM. Its equipment, including ring slicing machines, has already achieved mass production and is shipping to leading domestic memory manufacturers, effectively enhancing chip yield and reliability.

It is reported that Chipone Precision has launched a 12-inch thinning film application and removal machine based on advanced design concepts to meet the needs of 3D IC processes. It supports ultra-thin wafers and high warpage processes, provides a variety of customized solutions, is compatible with multiple process routes such as DBG and TCB bonding, and provides customized upgrade services for Chip to Wafer bonding processes.
Chipone Precision's ring slicing machine is mainly used in the manufacturing process of AI-related chips such as 3D NAND, HBM, and DRAM. By performing ring grinding on the edge of the wafer, it effectively removes edge defects and significantly improves the yield and reliability of 3D stacked chips.

