Qingdao Develop Chemistry Co., Limited is a comprehensive company under modern enterprise system. Our leading products include water treatment chemicals, such as isocyanuric acid series (SDIC, TCCA, ICA), and halobios products such as chitosan series. With business concept of "Honest and Creditable business, Harmonious development", our company has been insisting on the scientific management method and positive sales measures, and has developed the vigorous development pattern. To adapt the ...