Recently, the results of the third "Yangtze River Delta Charity Star" selection were announced, and Ding Zelin, a military entrepreneur from Jinyun County and chairman of Zhejiang Chenlong Sawing Machine Co., Ltd., was successfully selected. The selection event is jointly organized by the Shanghai Charity Foundation, Jiangsu Charity Federation, Zhejiang Charity Federation, and Anhui Charity Federation, aiming to recognize individuals and organizations that have made outstanding contributions in the field of charity.

Ding Zelin is an expert who enjoys the special government allowance of the State Council. He is also a national model ex serviceman, a model worker in Zhejiang Province, and an outstanding entrepreneur who cares for employees in Zhejiang Province. In 1996, Jiashun Zipper Co., Ltd. was founded to earn the first bucket of gold in life. In 2000, he returned to his hometown of Jinyun and established Zhejiang Chenlong Sawing Machine Co., Ltd., focusing on the research and development, manufacturing, and sales of metal band saws. He accumulated nearly 100 million yuan in tax revenue and made positive contributions to the local economic development.

Ding Zelin always remembers his social responsibility, insists on not laying off employees or reducing salaries, and fulfills his commitment to all employees. He is enthusiastic about public welfare and established the "Ze Ai Fund" in 2018. He has generously donated money multiple times to support local charitable causes. When fundraising for the Min'an Bridge project in Huzhen, he responded immediately and donated 2 million yuan; An employee of the company urgently needed medical expenses due to a relapse of an old illness, and he personally went to the hospital to deliver 100000 yuan of "life-saving money"; He also donated 5 million yuan to the Jinyun Education Fund to support the development of education, and provided years of financial assistance to college students to help them successfully complete their studies. Over the years, he has donated more than 23 million yuan in charitable funds such as bridge and road repairs, educational aid, earthquake relief, and more.

As a retired soldier, Ding Zelin has always maintained the belief of "never giving up after retirement, and showing responsibility through dedication", caring for those in need around him with a kind heart. His kindness and sense of responsibility have not only won widespread praise from society, but also set an example for the integrated development of charity in the Yangtze River Delta.