Tianjin Zhengda Science and Technology Co., Ltd. is a wholly-owned industrialization base of CNOOC-TRICI, It is a hi-tech industrialization demonstration project that approved and supported by National development and Reform Committee. Also it is the largest production enterprise of industrial water treatment chemicals in China. It is located in Tianjin Airport Logistics Processing Area. It covers an area of 28,000 square meter, the building area is 15,000 square meter, the gross investment is USD...