青龙管业：与中材国际签署战略合作框架协议

Core Viewpoint - Qinglong Pipe Industry (002457) has signed a strategic cooperation framework agreement with China National Materials International Engineering Co., Ltd. (referred to as "China National Materials") to enhance collaboration in international operations and overseas capacity layout for mutual benefit, with the agreement valid for three years [1] Group 1 - The strategic cooperation aims to expand both companies' cooperation space in international operations [1] - The agreement is set to last for a period of three years [1]