Laffans Petrochemicals Limited

The company was founded in 1984 and is a private high-tech enterprise that integrates scientific research, development, production, and sales of bentonite series products. It is a network member unit of China National Petroleum Corporation and a non-

Biopharma PEG Scientific Inc. is a biotechnology-oriented company in Massachusetts. We are dedicated to manufacturing and supplying PEG derivatives and PEG raw material, PEGylation services, and custom PEG derivative synthesis to clients worldwi