Company profile

Qingdao Diligence(Daoqin) Biotechnology Co., Ltd., situated in the beautiful coastal city of Qingdao, is an enterprise integrated with business of research, development and sales for fine chemicals. As a result of our close and long term cooperation with well-known colleges and universities in China, our products have been keeping in the leading position in the same industry in terms of technology. Based on combination with process experience of the industry at home and abroad, our technical and management teams have successively launched such main series industrial antiseptic fungic...