On August 2nd, 2012, the donation ceremony of Mother Parcel was held in Beijing Lawyers Association. Atty. Ma Hui and Shan Dan attended on behalf of DeHeng Law Offices.

In the afternoon of June 15, 2012, the legal "Walkman" services program by DeHeng Law Offices once again was held at Beijing, Chaoyang District, Gaobeidian village. The community seminar this time was on the topic of the lease agreements.

On the afternoon of May 15, 2012, lawyer Lou Yun, from the public undertaking department of DeHeng Law Offices, gave lecture on the "Marriage Law and Succession Law" to a group of very attentive residents at the conference room of the Fengrunyuan committee in Beijing Xicheng District.

At 20 o'clock on April 20, 2010, "Great Love for Yushu-Special Program of a Large Earthquake Relief Fund-raising Activities" was held at the CCTV studio.

On Nov. 27, 2009, the First Symposium on the Creation and the Legal Rights Protection of Biographical Literature and the Establishment Coference of the Legal Rights Protection Committee of China Biographical Literature Society, co-hosted by China Biographical Literature Society and DeHeng Law Offices, was Held in Beijing Jingdong Hotel.

On Nov. 25, 2008, some of DeHeng young lawyers participated in the activity of public service organized by the Financial Street Subdistrict Office, to issue brochures and provide free legal consulting services. It was warmly welcomed.