On June 20, 2019, the signing ceremony for the joint venture establishment of Jiangsu Longcheng Alloy Materials Co., Ltd. between Lizhong Alloy Group Baoding Longda Aluminum Co., Ltd. and Jingcheng Engineering Automobile Parts (Yangzhong) Co., Ltd. was held in the business center of Jingcheng Engineering Automobile System Co., Ltd. in Changcheng Shunping Component Park. Zhen Yuejun, President of Lizhong Alloy Group, and Zhang Dehui, Chairman of Jinggong Automobile signed the joint venture agreement on behalf of both parties. Zang Ligen, Chairman of Lizhong Group, Du Yongli, President of Baoding Longda Aluminum Co., Ltd., Guo Junhui, Vice President, Liu Wei, Deputy General Manager of Jinggong Automobile, Lu Deyu, General Manager of Jinggong Automobile Die Casting Branch, and relevant leaders and project team members of both parties attended the signing ceremony. Zang Ligen, Chairman of Lizhong Group, is full of confidence in the future development of this joint venture project, and thanks Seiko for its support and affirmation of Longda Aluminum over the years. Chairman Zhang Dehui of Jinggong Automobile said that the cooperation concept and management thinking of Longda Aluminum are highly consistent with Jinggong Automobile, and fully affirmed the supporting services of Longda Aluminum for many years. Today, when China's automobile industry has entered a new normal, the construction of joint venture projects marks a solid step forward in the development model of closer cooperation between Longda Aluminum and its customers in the automobile industry.

In order to improve the metallographic analysis ability of each company's products, understand and master the cutting-edge technology of aluminum alloy composition detection, the Technical Research Center of Lizhong Alloy Group organized the "Group wide aluminum alloy metallographic analysis and full spectrum spectrum training conference" on September 14, 2018. This training invited seven senior experts in metallographic analysis and full spectrum spectrum application, focusing on metallographic analysis technology, full spectrum spectrum application technology, scanning electron microscope technology, etc, A total of 48 technical and quality inspectors from all companies of the Group participated in the training. Through a day of systematic special training, the technical and quality inspection personnel of each company have a more comprehensive grasp of the working principle and practical application technology of the metallographic structure detection and composition analysis equipment, which further improves the technical level of the Group's companies on product quality control, improves the technical ability to serve customers, and is of great significance for the Group to improve its technical research and development and external professional testing capabilities.