Tiong's Rimbunan Hijau Group operates
Sin Chew Daily and
Guang Ming Daily, two of the major Chinese national dailies in
Malaysia. They also operate
The National Daily in Papua New Guinea and
Ming Pao Holdings Ltd in Hong Kong. He was forging a global Chinese publishing group with his Ming Pao Enterprises;
Ming Pao newspaper is also available in San Francisco, New York, Vancouver and Toronto.
Media Chinese International Limited (MCIL) is the holding company for all Tiong's media assets formed after the merger of Ming Pao Enterprise Corporation Limited, Sin Chew Media Corporation Berhad and Nanyang Press Holdings Berhad. In 2018, Tiong stepped down from the position of executive chairman of MCIL to take up a non-executive, non-independent directorship in the group. ==Influence in local politics==