Group 1 - The core agreement involves a framework for two major projects in Azerbaijan, specifically an ethylene complex and a refining complex, with a total value of approximately $12 billion [1][3] - This signing is part of a broader initiative to enhance regional economic connectivity under the auspices of the Shanghai Cooperation Organization (SCO) and reflects the strategic partnership established between China and Azerbaijan [3] - The projects aim to leverage China's advanced technology and equipment alongside Azerbaijan's geographical and resource advantages, contributing to the establishment of a regional energy and chemical hub [3] Group 2 - The signing ceremony was attended by key officials, including Azerbaijani President Ilham Aliyev, Vice Prime Minister Shahin Mustafayev, and Minister of Economy Mikayil Jabbarov, as well as executives from China Chemical Engineering Group [5]