Negociaciones Internacionales Lema S.A. de C.V.
Be the link between our principals and customers, to provide the newest chemical specialties, technical service and upgrade technologies. Being responsible with our community and environment.
Introduction
Be the link between our principals and customers, to provide the newest chemical specialties, technical service and upgrade technologies. Being responsible with our community and environment.

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Zhengzhou Ruipu Bioengineering Co., Ltd. is a high-tech enterprise specializing in the research and development, production, and operation of mineral nutrients and nutrient premix. The company covers an area of 26000 square meters and has accumulated
H&A Scientific, Inc. is a scientific software development firm specializing in pharmaceutical industry support. We develop, validate, and market quality computing systems for scientific data acquisition, processing, and data management. We have bee
Water is the source and service is the performance. This is what water technology means to us. This idea put us on the road to success in the four fields of cooling water treatment, boiler feed water treatment, cleaning and disinfection for the food