He began to enter Indonesia in 1867 or when he was about 17 years old, Tjong Yong Hian also known as Zhang Yu Nan or Zhang Rong Xuan, descended from a Hakka family, was born in Guangdong, Songkou city, Meixian District, South China, in 1850.

Three years later, having had sufficient savings, Tjong Yong Hian left Batavia for Medan, Sumatra, with the intention of starting his own business.

He was also known as Tjong Rong Xuan, and later in his life finally known as Tjong Yong Hian (spelled in Hakka Chinese) He migrated from China to Indonesia, departed through the port of Shantou and sailed across the South China Sea, after sailing for 21 days, he landed in Batavia (present Jakarta), in 1867 at the age of 17 years.

He worked closely with his former employer in Batavia, namely Cheong Fatt Tze to start a plantation company in Yogyakarta.

They own hundreds of square kilometers of land, include 8 rubber plantations and a tea processing factory, thus providing employment for thousands of people.

Tjong Yong Hian died at the age of 61 years (11 September 1911), thousands of mourners from all ethnicities and nationalities.

The fiery red tomb of Tjong Yong Hian and his wife overlooks the lotus pond.

After his death in 1911, his eldest son Chang Pu Ching and his brother continued his father's social activities by building the Tjong Yong Hian bridge across the Babura River (Jalan KH.

The Ministry of Commerce of the Qing Kingdom, China appointed Chang Pu Ching as inspector to oversee the railway construction project between the city of Chao Chow and the city of Chow Shan Tou, this is because the previous owners of the railway construction company were Tjong Yong Hian and his younger brother Tjong A Fie.

The chaotic and unstable political conditions made the descendants of the third generation scatter to save themselves abroad, some to China, Malaysia, Europe, etc.

Another fourth generation, Budiharjo, in 1972, opened the Indonesian Packaging Industry (IPI) factory in a joint venture with his sister who currently resides in Singapore and with another good friend of his, William Tiopan.