1998
We produced five different kinds of products, including L-Cystine and L-Cysteine series.

   1999
We produced L-Leucine, L-Tyrosine and L-Glutamic acid. It is one of private enterprises which are first granted the Foreign Trade Rights in this year.

   2000
We developed 15 kinds of products, including L-Pyroglutamic acid, DL type and N-Acetyl series for amino acids and obtains a manufacturing license for medicines in this year.

   2001
We expand our production capacity, which annual output up to 1,000 metron ton and over 30 kinds of product.

   2002
We developed composited amino series, amino acid chelate and arginine monohydrochloride. We invested 1.7 million yuan on the " Chongda Ronggao Biopharmaceutical Research Institute" in Bioengineering Academy of Chongqing University.