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Formally establish state-owned Changzhou Biochemical Factory

Changzhou Biochemical Factory renamed Changzhou Biochemistry Pharmaceutical Factory

Establish Sino-Japanese joint ventured Changzhou Qianhong Bio-pharma Co.,Ltd (subsidiary)

Changzhou Qianhong Bio-pharma Co., Ltd renamed Changzhou Bio-pharma Qianhong Co.,Ltd

Changzhou Biochemistry Pharmaceutical Factory merge with Changzhou Bio-pharma Qianhong Co., Ltd, and given the new name of Changzhou Qianhong Bio-Pharma Co.,Ltd

The company move to Changzhou National Hi-Tech Development Zone

The company changed to joint stock limited company and named Changzhou Qianhong Bio-Pharma Co., Ltd

On February 18, 2011, the company was listed on the stock market at small and medium-sized enterprises board of Shenzhen Stock Exchange.

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