正帆科技取得取样盒以及取样系统专利，减少药液对取样的人员造成影响

Group 1 - Shanghai Zhengfan Technology Co., Ltd. and Jiangsu Zhengfan Semiconductor Equipment Co., Ltd. have obtained a patent for a "sampling box and sampling system" with the authorization announcement number CN222892373U, applied on August 2024 [1] - The patent describes a sampling box that includes a box body, a liquid supply pipe, and a partition, designed to minimize the impact of liquid on sampling personnel [1] - The sampling device allows for the placement of a container under the liquid supply pipe's outlet, with mechanisms to close off openings to prevent splashing [1] Group 2 - Shanghai Zhengfan Technology Co., Ltd. was established in 2009, located in Shanghai, with a registered capital of 283.606254 million RMB, and has invested in 34 companies [2] - The company has participated in 451 bidding projects and holds 294 patents along with 74 trademark registrations [2] - Jiangsu Zhengfan Semiconductor Equipment Co., Ltd. was founded in 2016 in Taizhou, with a registered capital of 10 million RMB, and has participated in 1 bidding project [2]