Zibo Guangzheng Aluminum Salt Chemical Industry Co., Ltd. is a subsidiary of Zibo Mining Group, established in 1989. Currently, it produces 150,000 tons of industrial aluminum sulfate and 20,000 tons of iron-free aluminum sulfate annually. It is one of the largest domestic producers of industrial aluminum sulfate and water treatment agents. In 1998, it was the first in the industry to pass the ISO9002:1994 quality system certification. In 2002, it obtained the ISO14001:1996 environmental management system certification and successfully transitioned to ISO9001:2000 quality management system certification, also obtaining the Shandong Provincial Health Department's permit for drinking water treatment agents in the same year. In 2005, it obtained the rights for product import and export. Due to its stable quality, it has been awarded the title of "Quality Trustworthy Enterprise" by the National Technical Supervision Administration multiple times. The company is located in the south of Qilicun Village, Nanchen Town, Zichuan District, Zibo City, Shandong Province, adjacent to the Sinopec gas station on the east side of Zhangbo Highway within the Guangzheng Industrial Park, occupying over 200,000 square meters of land. It is close to National Highway 205 and 350 kilometers away from Qingdao Port, boasting superior geography and convenient transportation. The company adheres to the business principle of "honesty, trustworthiness, mutual benefit," and is willing to work with customers from all over the world to seek common development, move forward together, and create brilliance!