Shandong Zibo Jianhua Construction Chemicals Co., Ltd is a leading manufacturer of concrete admixtures which was established in Mar 18th, 2003. Our history can be dated back to village collective factory in 1993. Covering an area of more than 6500 square meters and having over 60 staff members, we are famous for R&D, production of concrete admixtures. Our production capacity is 20,000 tons superplasticizer concentrated liquid and 20,000 tons other concrete additives annually. We master the technology of 9 different types polycarboxylate superplasticizer in the Chinese market, and of which 4 main types are JH01: High Water Reduction Type JH02: Retention Type JH03: High Water Reduction, Better Retention Type (applicable to ASTM C494 Type F) JH06: High Retention Type We are seeking for overseas distributors/agents of concrete admixtures and buyers from ready mixed concrete company. Of course technical supporting is essential for you all the time. Also free Samples is available for inspection, and welcome audit our factory at your convience, then we can discuss more details.