Guizhou Lier Chemical Co., Ltd. is a joint-stock company invested and built by private enterprises. Sichuan Lier Chemical Co., Ltd. is a Sino-foreign joint venture initiated by China Academy of Engineering Physics, which belongs to state-owned enterprises. The two companies are different in nature and do not belong to one.
Sichuan Lier Chemical Co., Ltd. is a high-tech enterprise which was established by China Academy of Engineering Physics 1993. The company is mainly engaged in the research, development, production and sales of efficient and safe pesticides such as chloropyridine, organophosphorus, sulfonylurea and substituted urea.