联合早报
In 1995, he set up one of Singapore's most prominent Chinese bookstores, the Grassroots Bookroom, at Textile Centre. This was his second bookstore, after Vanguard Bookshop at Golden Mile Tower. In July 2014, Yeng sold Grassroots to his former customers—former "Lianhe Zaobao" journalist and dramatist Lim Jen Erh, Lim Yeong Shin and medical doctor Lim Wooi Tee—who reopened the bookstore at Bukit Pasoh Road in January 2015.