Recently, our reporter was fortunate enough to meet Mr.David Martiny and interviewed him on the application of energy efficient technology in roofing and water proofing system.

• 最近本刊记者有幸见到凡士通建筑产品公司亚洲区域经理马大卫先生，并就建筑节能技术在屋顶制造方面的应用对他进行了采访。