Group 1 - The core point of the article is that Shaanxi Huage Energy Technology Co., Ltd. has obtained a patent for a "deep well pressure gauge for oil extraction," with the authorization announcement number CN120800648B and an application date of September 2025 [1] - Shaanxi Huage Energy Technology Co., Ltd. was established in 2019 and is located in Yulin City, primarily engaged in the oil and gas extraction industry [1] - The company has a registered capital of 50 million RMB and has participated in 13 bidding projects, holds 4 patents, and possesses 6 administrative licenses according to data analysis from Tianyancha [1]