In June 1941, the predecessor of the plant - Renhe Steelmaking Plant started construction. In July 1951, the factory was named Jiangbei Machinery Factory of Sichuan East Industry Department, later changed to the leadership of Sichuan Province Industry Department, renamed Jiangbei Iron Factory. 1964 December, the State Ministry of First Machine Planning Factory to manufacture chemical equipment separation machinery. In 1965, the name was changed to Sichuan Jiangbei Machinery Factory. In July, 1965, the factory first trial production success WH-800 horizontal piston pusher centrifuge. In 1979, it was listed as the backbone factory of State First Machine Department. In May, 1983, the plant affiliation was changed to Chongqing Machinery Industry Administration. From 1980 to 1983, WH-800 centrifuge and SS-800 centrifuge were awarded the title of "Quality Trustworthy" products of Sichuan Province and the Ministry of Machinery respectively. In June 1988, LTX-1000 centrifugal dewatering machine blood powder complete sets of equipment through the Chongqing municipal appraisal. November 10, 1988, the factory was elected vice president of China Separation Machinery Industry Association. In 1989, HR400-N Horizontal Double-stage Piston Pusher Centrifuge passed the ministerial appraisal, filling the blank in China and winning the second prize of National Major Technical Equipment Achievement. In 1991, our factory was awarded the title of "Contract and Trustworthy" enterprise in Sichuan province. In January 1991, SS-1000 three-legged upper artificial discharging centrifuge was designated by Chongqing Municipality as 90 years of high-quality products, new products UHY120-N arc pressure screen surface, LTX-1000 centrifugal dewatering of blood powder sets, SG1250-N three-legged artificial scraper, the factory was recognized as the domestic blank and won the prize of the national major technical equipment achievements. N three-legged artificial scraper discharge centrifuge won the second and third prize of the Municipal Science and Technology Progress Award respectively. In March 1993, the scientific research and development project HR-630N Horizontal Double-stage Piston Pusher Centrifuge undertaken by the Ministry of Electrical and Mechanical Services passed the ministerial appraisal. In July 1993, the new product GKH800-N Siphon Scraper Discharge Centrifuge jointly developed by our factory and Chengdu University of Science and Technology was successful. In July, 1994, the new product SS series of three-legged centrifuge screen, filled the domestic blank, won the national patent. In 1995, SGZ1250-N centrifuge with PC control technology was successfully developed, and its performance indexes reached the level of international similar products in the early nineties. In February 1998, the name was changed to Chongqing Jiangbei Machinery Factory. In July 1998, GKH1250-N siphon scraper discharge centrifuge passed the national appraisal. In 1999, the national technical innovation project LWY520×1924-N centrifuge was successfully tested. In April 2000, D3L, GKH1250-N and HR630-N centrifuges were awarded the second and third prizes of national scientific and technological progress respectively. In May 2000, our factory was awarded the title of "National CAD Application Project Demonstration Enterprise" by the Ministry of Science and Technology. In November 2000, we passed the ISO9001 quality system certification and obtained the quality system certification issued by Bashu Quality Certification Center. On February 24, 2001, "Horizontal Screw Centrifugal Dewatering Machine and Sludge Thickening Integration Device" passed the project acceptance and technical appraisal. In 2002, our factory was restructured and renamed as "Chongqing Jiangbei Machinery Co., Ltd.", which is subordinate to Chongqing Mechanical and Electrical Holding (Group) Company. In 2002, the national key new product trial production project plan - large size siphon scraper discharge centrifuge was listed as the national technology innovation plan in 2002. On November 16, 2003, the new product YZA750-N cone-disk press filter passed the technical appraisal. In 2003, LWY520×1924-N press decanter centrifuge and D5MC centrifuge were recognized as national key new products and Chongqing municipal new products respectively. In December 2003, the company's quality, environment, occupational health and safety (IS09001:2000, ISO14001, OHSAS18001) management system passed the on-site audit and obtained the certificate. In 2003, the company was awarded as "National Contract and Credit Keeping Enterprise" and "Standardized Enterprise of Mechanical Industry for Standardization of Enterprise Management Basis Work". In 2004, the company was elected as the chairman of Separation Machinery Branch of China General Machinery Industry Association. In June 2004, GKH1600-N siphon scraper discharge centrifuge and LZM1000-N vertical needle impact mill passed the technical appraisal of Chongqing Municipality. In 2004, the company has won the "Chongqing Customer Satisfaction Enterprise", "Chongqing Top 100 Civilized Units", "National Machinery Industry Civilized Units", "Chongqing Quality-Effective Enterprise", "National Machinery Industry Civilized Units", and "National Machinery Industry Civilized Units". " Chongqing quality-effective enterprises " " advanced unit of integrity and civilization " glorious title. In May 2005, we successfully developed the world's largest starch processing equipment - GKH1800-N siphon scraper discharge centrifuge. In April 2005, the new environmental protection machinery G-280A high speed and high temperature microbial treatment device with international advanced level was successfully developed. In April 2006, China's largest decanter centrifuge--D7NC was successfully developed. In November 2006, GKH1600--N Siphon Scraper Discharge Centrifuge and D6NC Horizontal Screw Discharge Centrifuge were honored with the Second and Third Prizes of Science and Technology of China Machinery Industry in 2006. In December 2007, the company was awarded the advanced unit of enterprise culture construction in national machinery industry. In December 2008, "Chuanjiang Brand" centrifuges were awarded the title of Chongqing Famous Brand Product by Chongqing Municipal People's Government. In 2008, the company was awarded the title of "National Greening Model Unit". In 2009, the company was honored as "Excellent Enterprise in China Machinery Industry". In February 2011, GKH1800-N Horizontal Siphon Scraper Discharging Centrifuge was awarded the Third Prize of "2009-2010 Chongqing Excellent New Product" by Chongqing Municipal People's Government, and won the Second Prize of China Machinery Industry Science and Technology Award. In April 2011, the company successfully tested and manufactured the new, high speed, large aspect ratio decanter centrifuge--LW520×2184-NB. In December 2011, the GK(H) scraper discharging, LW screw discharging and HR piston pushing centrifuges were awarded as 2011 Chongqing Famous Brand Products. In January 2012, the company improved the corporate governance structure and set up the board of directors and supervisory board. Comrade Zhang Jianming was appointed as the chairman and general manager of the company; Comrade Xi Zhengchao was appointed as the secretary of the Party Committee and the secretary of the Discipline Inspection Committee of the company. In 2012, the company launched a large-scale training program for high-level talents and completed several batches of training. In June 2012, the company successfully developed kitchen waste treatment equipment and super gravity reactor. In October 2012, the company signed the land agreement, set up the relocation work leading group, the new plant construction work started in full swing. In October 2012, the company was elected as the vice president unit of China General Machinery Industry Association. In November 2012, the company's internal control construction project was successfully completed. In December 2012, the company was awarded the title of Chongqing "Contract and Trustworthy" unit for 21 consecutive years.