Specialty manufacturer of carnitine derivatives for use in formulations, based in Baoan, China.

Producer of amino acids and derivatives, as well as hydrolysable feed protein powder. Sichuan province, China.

Chinese manufacturer of L-valine, L-leucine, and L-isoleucine.

Company in Poland specializing in amino acid derivatives, custom synthesis, and scale-up processing. Capabilities include protected and methylated amino acids, and amino alcohols.