Highways Department of HKSAR

http://www.hyd.gov.hk/welcome/index.htm

Civil Engineering and Development Department of HKSAR

http://www.cedd.gov.hk/index_static.htm

Environmental Protection Department of HKSAR

http://www.epd.gov.hk/epd/

Ministry of Communications of the People's Republic of China

http://www.moc.gov.cn/

State Environmental Protection Administration of China

http://www.zhb.gov.cn/

Rubber Pavements Association

http://www.rubberpavements.org/

The Hong Kong Polytechnic University

http://www.polyu.edu.hk/

Shanghai Jiao Tong University

http://www.sjtu.edu.cn/