Cangzhou Jiansheng Building Waterproof Materials Co., Ltd. is a professional enterprise integrating the production and sale of building waterproof materials. Our company covers an area of 10, 000 square meters. There are 60 people in our company, including 5 professional senior engineers and 24 technicians. Our company is to set up a technological research team which consists of professionals, scholars and experts. Our company is specialized in the production and operation of various types ...