Qingdao Huachen Industrial Technology Co., Ltd. was incorporated in 1995. Our company covers an area of 8,000 square meters with 150 employees, including 40 senior technical staff members. With assets of RMB 10 million, our company is one of the high level rubber dam designing, manufacturing and installing companies in China. We have 15 years' experience in rubber dam research and production. We have manufactured and installed hundreds of rubber dams including dam tubes with the height of 5 meters, dam tubes with the height below 5 meters and other dam tubes of various specifications and forms across China, in Bangladesh, Indonesia, Nigeria and other countries and regions. All the dams are with good performance and have gained trust and high appraisal from the customers. We not only can produce high quality rubber dam tubes, but also can design rubber dam engineering jointly with users. Besides offering proposals, we can also undertake the design of rubber dam automatic inflatable systems. Our company is committed to high quality and a good reputation and to offering service to customers through excellent technology, good products and fair prices. We are expecting the sincere cooperation with wide users, and we will make contributions to the rubber dam industry.