Shandong Weifang Rainbow Chemical Co., Ltd. agreed to acquire Green Fine Chemical (Ningxia) Co., Ltd. from Zhejiang Shenghua Biok Biology Co., Ltd. (SHSE:600226) for CNY 21.3 million on May 13, 2015. As of December 31, 2014, Green Fine Chemical's total assets are CNY 120.33 million, shareholders' equity is CNY 31.69 million, operating revenues is CNY 135.15 million and net loss is CNY 8.83 million. The transaction was approved by Board of Directors of Zhejiang Shenghua Biok Biology Co., Ltd on May 13, 2015.

Shandong Weifang Rainbow Chemical Co., Ltd. cancelled the acquisition of Green Fine Chemical (Ningxia) Co., Ltd. from Zhejiang Shenghua Biok Biology Co., Ltd. (SHSE:600226) on May 13, 2016.