TOPC  was  founded in 1998, has the consummation the production equipment and examines the facility, the essence, dries,the package presses the GMP request design, already through ISO9001quality system authentication.
 
 TOPC is a medium scale technology enterprise which produces high & new tech products. Teamed with several institutes, we have developed products with rich varieties, especially our EDTA series products and insecticide, fungicide, herbicide and plant growth regulator, most of them are exported over 40 countries, such as USA, France, Spain, Italy, India, Thailand, South Africa etc., have won great recognition.
 
 We are commited to our learning from each other to further advance our mutual benefits, and look forward to your cooperation, and suggestion.