Heshang GongHeshang Gong (circa 200 AD) was an accomplished Taoist alchemy practitioner and it is said that he became an immortal on Tiantai mountain - nowadays Rhi-Zhao county, Shandong Province. His commentary on the Dao De Jing naturally carries a deep undersanding of Taoist meditation, and differs greatly from that of other commentators who tried to explain the Dao De Jing only philosophically. Written at a time when there were almost no related commentaries, it has long been the most popular. Read More Read Less