SQTEG(SH:603339) Jin Rong Jie·2025-06-07 07:03Group 1 - The State Intellectual Property Office of China granted a patent for a "valve storage device for tank containers" to Nantong Sifang Tank Storage Equipment Manufacturing Co., Ltd. and Sifang Technology Group Co., Ltd. The patent was announced with the authorization number CN222947408U, and the application date was September 2024 [1] - The patent involves a tank container technology that includes a tank body with an opening, a cylinder welded at the opening, and multiple valve components connected through a flange inside the cylinder. This design enhances space utilization, safety monitoring, and operational convenience, significantly improving the overall performance of tank containers [1] Group 2 - Nantong Sifang Tank Storage Equipment Manufacturing Co., Ltd. was established in 2007, located in Nantong City, with a registered capital of 200 million RMB. The company has participated in 27 bidding projects and holds 156 patents and 2 trademarks [2] - Sifang Technology Group Co., Ltd. was founded in 1990, also located in Nantong City, with a registered capital of approximately 309.44 million RMB. The company has invested in 6 enterprises, participated in 66 bidding projects, and holds 420 patents and 37 trademarks [2]