Zhengzhou Public Utility Investment Development Group Co Ltd agreed to acquire 22.2% stake in Zhongyuan Environment-Protection Co., Ltd. (SZSE:000544) from Zhengzhou Sewage Purification Co. Ltd and Zhengzhou Heating General Co., Ltd for approximately CNY 520 million on August 11, 2016. As per terms, Zhengzhou Heating General Co., Ltd. and Zhengzhou Sewage Purification Co., Ltd. will sell 78.7 million shares and 65.9 million shares respectively at CNY 3.6 per share. Zhengzhou Public Utility Investment Development Group Co Ltd also agreed to acquire 302.02 million shares from Zhengzhou Sewage Purification Co. Ltd. Post-closing of the transactions, Zhengzhou Public Utility Investment Development Group Co Ltd will become the controlling shareholder of Zhongyuan Environment-Protection Co.,Ltd. On August 11, 2016, the Board of Directors of Zhengzhou Public Utility Investment Development Group Co Ltd and Board of Directors and shareholders of Zhengzhou Sewage Purification Co., Ltd. approved the deal. On August 15, 2016, the general managers and investors of Zhengzhou Heating General Co., Ltd. approved the deal. On September 21, 2016, the shareholders of Zhengzhou Public Utility Investment and Development Group Co., Ltd. approved the transaction. On October 12, 2016, the SASAC approved the deal. Zhengzhou Public Utility Investment Development Group Co Ltd completed the acquisition of 22.2% stake in Zhongyuan Environment-Protection Co., Ltd. (SZSE:000544) from Zhengzhou Sewage Purification Co. Ltd and Zhengzhou Heating General Co., Ltd on March 7, 2017.