Beijing bridge and tunnel construction and Maintenance Technology Co., Ltd

ADDRESS:A2996, No. 86, Wanxing Road, Changyang, Fangshan District, Beijing
BUSINESS SCOPE: Engineering survey; engineering design; technical services, technical consulting (except intermediaries), technical promotion; technical testing; engineering technology development; professional contracting; data processing (excluding bank card centers an
E-MAIL:541451660@qq.com;xiziyu2006@126.com