1946-its predecessor was “Qinghe Paint Manor” in Changjiang Road, Nanjing City.
1956-it was merged into Nanjing Chemical Raw Materials Corporation.
1984-the founder Zhu Shengqing established Dazhongqiao Paint Store in Nanjing City after retirement.
1995-the company was moved to 441 Jiankang Road and was renamed Dazhongqiao Chemical Trade Center.
1998-the company was renamed Nanjing Senking Chemical Co., Ltd.
2004-the enterprise passed the ISO9001:2000 Quality System Certification.
2006-the enterprise passed the ISO14000:2004 Environment Management System Certification.
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