Kuala Lumpur and Selangor Chinese Assembly Hall (KLSCAH) president Ong Seng Khek was among the four directors of a used palm oil processing plant charged with releasing waste from the premises into Sungai Kundang, Rawang, without a permit.

Apart from Ong, 71 (photo, above), the others charged at the Selayang Sessions Court today were Low Sze Wai, 66, Siow Lee Chen, 66, and Ong Chee Ming, 34...