YUNNEI POWER(SZ:000903) Jin Rong Jie·2025-07-12 02:16Group 1 - Kunming Yunnei Power Co., Ltd. and Suzhou Guofang Automotive Electronics Co., Ltd. have applied for a patent titled "A DPF Model Feedforward and Feedback Temperature Control Method" [1] - The patent aims to improve the temperature control of the DPF model by calculating the required fuel amount and adaptive inlet temperature values based on various temperature measurements [1] - The method is designed to reduce calibration cycles and does not require consideration of DOC aging, allowing for adaptive adjustments [1] Group 2 - Kunming Yunnei Power Co., Ltd. was established in 1999, located in Kunming, with a registered capital of 1,949.77 million RMB [2] - The company has invested in 13 enterprises, participated in 314 bidding projects, and holds 579 patents along with 152 trademark registrations [2] - Suzhou Guofang Automotive Electronics Co., Ltd. was founded in 2018, located in Suzhou, with a registered capital of 200 million RMB [2] - The company has participated in 136 bidding projects and holds 40 patents and 5 trademark registrations [2]