Shanghai Shengjian Environmental System Technology Co., Ltd. (hereinafter referred to as the "Company") is a domestic A- share main board listed company (stock code: 603324) that provides process exhaust gas treatment system solutions for China's semiconductor industry. The company focuses on the development and design, processing and manufacturing, system integration and operation and maintenance management of key equipment such as semiconductor process exhaust gas treatment systems and process ancillary equipment, and is committed to providing customers with customized safe and stable exhaust gas treatment system solutions.

Headquartered in Shanghai, the company has Shanghai Shengjian Ventilation Duct Co., Ltd., Jiangsu Shengjian Environmental Equipment Co., Ltd., Beijing Shengjian Microelectronics Technology Co., Ltd. and Shanghai Shengjian Semiconductor Technology Co., Ltd. The company has been deeply engaged in the field of semiconductor process waste gas treatment for many years and has served well-known enterprises such as SMIC, Hua Hong Semiconductor, Beijing Power Collection, Gecmicro, Zhuo Shengwei, Changdian Technology, BOE, Huaxing Optoelectronics, Huike Optoelectronics, Tianma Microelectronics, Vixino, Hehui Optoelectronics, Rainbow Stock, ICRD, Silan Microelectronics, Xinen, Guangdong Core Semiconductor, Huawei Haisi, CLC System, Shennan Circuit, Tongwei Stock, etc.

Relying on the design capabilities, professionals and practical experience accumulated in the domestic semiconductor industry, the company has expanded the application of advanced treatment technologies and comprehensive solutions to industries such as flue gas treatment, VOCs emission reduction in non-semiconductor fields, and environmental treatment in new energy industries. At the same time, it has gradually entered the service field of semiconductor wet electronic chemicals supply and recycling system, and has actively deployed the wet electronic chemicals materials business.