Sou Hu Cai Jing·2025-08-31 04:53Group 1 - The article highlights the stock holdings of prominent investor Zhang Jianping in various companies as of the end of the second quarter, with a focus on his significant positions in the A-share market [1][2][3] - Zhang Jianping holds 6.0863 million shares of Cambricon Technologies, representing 1.45% of the company, with no change in shareholding from the previous quarter. Cambricon specializes in the research and development of artificial intelligence chip products [1] - In Ningbo Huaxiang, Zhang holds 6.1585 million shares, accounting for 0.76% of the company. The stock has seen a nearly 90% increase since June, with a trading halt on August 29 [1] - Zhang's stake in Hanwei Technology amounts to 2.4106 million shares, or 0.74%. The company operates in the fields of sensors, smart instruments, and integrated solutions [1] - Zhang owns 3.8745 million shares in Huibo Yuntong, which represents 0.96% of the company. Huibo Yuntong provides software technology services and solutions [1] - In Longxi Co., Zhang holds 5.2110 million shares, which is 1.30% of the company, focusing on the development and production of bearings and gearbox components [1] Group 2 - Zhang Jianping's holdings in Zhejiang Rongtai total 10.9126 million shares, representing 3% of the company, which specializes in high-temperature insulation mica products, particularly for the new energy vehicle sector [2] - In Rongtai Co., Zhang holds 4.6789 million shares, accounting for 2.15% of the company, which focuses on precision die-casting of aluminum alloy automotive parts. The stock has surged nearly 130% this year [2] - Zhang's stake in Changyang Technology consists of 3.3878 million shares, or 1.18%. The company is involved in the development and production of optical films and membranes used in various applications, including LCD displays and energy storage [2]