Shandong Salt Industry Science Research Institute was established.
This institute was renamed Shandong Ocean Chemical Industry Scientific Research Institute.
1. Shandong Tianyi Chemicals Co., Ltd. was headquartered.
2. Shandong Tianxin Chemical Co., Ltd. was founded. It was formerly known as Shouguang Salt Chemical Plant established in 1987.
Shandong Tianwei Membrane Technology Co., Ltd. was formally established.
Shandong Tianyi Imp. & Exp. Co., Ltd. came into existence.
1. Shandong Tianyi Chemicals Co., Ltd. became the largest shareholder of Tianxin, Tianwei and Tianyi Imp. & Exp.. It was renamed Shandong Tianyi Chemical Corporation.
2. The Marshall branch Tianyi International Corp. was incepted.
3. Weifang Chemidea Chemicals Co,. Ltd. was acquired by us.