中国移动陕西申请网络资源维护难度划分专利，提高网络资源维护难度的划分精确性

Group 1 - The core point of the article is that China Mobile Communication Group Shaanxi Co., Ltd. has applied for a patent related to a method for classifying the difficulty of maintaining network resources, which aims to improve the accuracy of maintenance cost calculations [1][3] Group 2 - China Mobile Communication Group Shaanxi Co., Ltd. was established in 2002 and is located in Xi'an, primarily engaged in telecommunications, broadcasting, television, and satellite transmission services [2] - The company has a registered capital of 317,126.74 thousand RMB, which is also its paid-in capital [2] - The company has made investments in 2 enterprises, participated in 5,000 bidding projects, and holds 23 trademark records and 285 patent records [2]