It worked. On the afternoon of April 16, the science and technology innovation board of Nantong Leer Environmental Protection Technology Co., Ltd. was listed and the signing ceremony of the headquarters base project was held in the administrative center of Tongzhou District Government. Chen Yonghong, Secretary of Tongzhou District Committee, Zhang Naihua, Director of Nantong Local Financial Supervision Administration, Ling Yi, Deputy Secretary and District Chief of Tongzhou District Committee, Cheng Xiaohong, Member of the Standing Committee of Tongzhou District Committee and Director of District Committee Office, relevant leaders of District Government Office, District Finance Bureau, District Local Financial Supervision Bureau, Dongshe Town Party Committee, Xu Yajun, Chairman of Haileer (China) Co., Ltd., Luo Yingshu, Deputy General Manager, Jing Qichao, General Manager of Co-founder Business Department, Hao, Marketing Director and representatives of Luer Environmental Protection Shareholders attended the signing ceremony.