Sen Wang Dongying City Environmental Protection Technology Co., Ltd. is located in Dongying City, North Road, No. 156, is a research, production and sales in one of modern services. Now the main business of indoor air testing, indoor addition to formaldehyde, automatic car wash nano, powerful air treatment machines, and other environmental management Air Products. We have a strong R & D capability, excellent management, first-class technical team, and we also have a team of senior experts who today indoor environmental industry. After years of development and research, we continuously according to market demand for indoor air purification has made outstanding contributions to the health of our environment and make more positive efforts. Name: Mr. Wang Tel: 0546-8833966 Mobile: 18678687968 Address: Dongying City, North Road, No. 156 hotels in eight family farm west of Company E-mail: 602497654@qq.com http://www.dyhshb.com/