Chong Chieng Jen (simplified Chinese: 张健仁; traditional Chinese: 張健仁; pinyin: Zhāng Jiànrén; Pe̍h-ōe-jī: Tiuⁿ Kiān-jîn; Pha̍k-fa-sṳ: Chông Khien-ìn, born 12 February 1971), is a Malaysian politician and lawyer who served as the Deputy Minister of Domestic Trade and Consumer Affairs in the Pakatan Harapan (PH) administration under former Prime Minister Mahathir Mohamad and former Minister Saifuddin Nasution Ismail from July 2018 to the collapse of the PH administration in February 2020. He has served as the Member of Parliament (MP) for Stampin since May 2018, Bandar Kuching from March 2004 to May 2018 and Member of the Sarawak State Legislative Assembly (MLA) for Padungan since December 2021 and Kota Sentosa from May 2006 to December 2021. He served as Leader of the Opposition of Sarawak fr