Group 1 - The core point of the article is that Zhejiang Jinko Energy Co., Ltd. has obtained a patent for a solar cell sintering furnace, preparation method for solar cells, and solar cells themselves, with the patent announcement number CN121185055B and an application date of November 2025 [1] - Zhejiang Jinko Energy Co., Ltd. was established in 2006 and is located in Jiaxing City, primarily engaged in the manufacturing of electrical machinery and equipment [1] - The company has a registered capital of 2,714,342,985.47 RMB and has made investments in 9 enterprises, participated in 97 bidding projects, and holds 2,688 patent records along with 35 administrative licenses [1]