Group 1 - The core idea of the news is that Dalian Chuanlaoliu Technology Co., Ltd. has applied for a patent for a method of predicting crude oil price trends using multi-dimensional factor weighting and deep learning, which aims to enhance the accuracy of oil price forecasts [1] - The patent, published under CN121563598A, was applied for on November 2025 and focuses on energy financial prediction technology [1] - The method involves collecting historical crude oil price data and related multi-dimensional factor data, preprocessing it, and constructing a dataset for training a deep learning model based on TensorFlow [1] Group 2 - Dalian Chuanlaoliu Technology Co., Ltd. was established in 2024 and is located in Dalian, primarily engaged in technology promotion and application services [2] - The company has a registered capital of 10 million RMB and currently holds one patent and three administrative licenses according to data from Tianyancha [2]