According to public information, Mr. Chen Xingfu is a citizen of China and has no permanent residency abroad. He was born in 1969. Graduated from Macau University of Science and Technology, MBA, senior engineer. He once worked as a project manager and branch manager in the First Construction Engineering Co., Ltd. of China Construction Third Division, with rich experience in project management and outstanding leadership. Due to the lack of more information, I can't make an accurate judgment on the specific reasons for his resignation.