Wai Kee Holdings Ltd. is an investment holding company. The Company operates in five segments: construction, quarrying, highway and expressway operations and property development, North American ginseng and bio-technology. Construction is engaged in the construction of civil engineering and building projects. Quarrying is engaged in the production and sale of quarry products. Bio-technology is engaged in the research, development, production and sale of bio-technology products. Highway and expressway operations and property development is engaged in investment in Road King Infrastructure Limited and Sunco Property Holdings Limited. North American ginseng is engaged in investment in Chai-Na-Ta Corp. (CNT), an associate of the Group. On June 19, 2009, Wai Kee (Zens) Holding Limited (WKZ), a wholly owned subsidiary of the Company, disposed it entire issued capital of Wai Kee Biotechnical Company Limited (Wai Kee Biotech).