Dayu chemical is professional tear gas manufacturer who has professional research and delevolp team. The R & D team consist by 5 top chemical doctors. They are all experts in chemical raw materials industry.
Our professional R & D team make sure the "Professional Degree" of our company as one of the best chemical suppliers in China. Besides the R & D team, dayu chemical also has the advanced experimental instrument to produce the high purity cs powder for sale. We have the full cs powder supply chain to serve our cs powder clients.