Darcy Environmental Consultants LLC

Main Office:

702 North Brys Drive

Grosse Pointe Woods, Michigan 48236

Attn:  Mao Huang, Ph.D., PE

E-mail: mhuang@darcyenvironmental.com

Tel: (734) 255-2701

Shanghai, China Office:

HX Environmental Technologies Ltd./上海寰燮环保科技有限公司

No. 4 – 276 Xiangnan Road

Suite 301

Pudong, Shanghai, China

Tel: +86-15221891892

www.darcyenvironmental.com