Core Viewpoint - Donghua Technology (002140.SZ) has signed a strategic cooperation framework agreement with Qinghai Dongtaijinaer Lithium Resources Co., Ltd. to establish a partnership for the comprehensive development and utilization of lithium resources at the Dongtaijinaer salt lake project [1] Group 1 - The agreement aims to enhance the company's engineering performance and brand advantage in the market related to comprehensive development and utilization of salt lake resources [1]