Chongqing ChangFeng Chemical Co.,Ltd was founded in 1999 and has been the leading supplier of Agrochemicals and Intermediates in China.As a major phosgene derivative production base in China,we share the largest capacity for phosgene production( 30000mts/Year),offering a variety of products and can customize phosgene derivatives according to clients'requirements. Our products are sold worldwide.Having representative offices in Indonesia,Russia,Germany and Mexico,we are in a position of supplying good prices,prompt delivery,all-round after-sales service to these countries as well as areas around them.