Kaifeng dapoal building material Co.,Ltd is the subsidiary of DAPOAL group company limited which is specialized in adhesives and sealants. Dapoal is located in the famous beautiful historical city-Kaifeng which is the only city in the world whose city central axis never changed. As early as five thousand years ago, there has been a human activity in Kaifeng and now it is the Chinese Outstanding Tourism City. DAPOAL provides the comprehensive and professional adhesives and sealants for ...