腐蚀和渗漏是国内外工程和住房建设中的一大难题。我国工程设施每年仅因渗漏所造成的经济损失就达200多亿元,相当于国民经济总产值的百分之三到百分之四。1987年,由北京市中关村街道委员会创办的东海防腐公司,知难而上,凭着对用户部门“绝对负责、认真查、看、摸、听”的服务态度和 Corrosion and leakage are a major problem in engineering and home construction at home and abroad. The annual economic losses caused by the leakage of engineering facilities in China alone amount to more than 20 billion yuan, which is equivalent to 3 to 4 percent of the gross national product. In 1987, Donghai Anticorrosion Co., Ltd., founded by the Zhongguancun Street Committee of Beijing Municipality, knew how difficult it was and depended on the service attitude of “absolutely responsible, careful inspection, look, touch, and listen” to the user department.