Xinjiang Zhundong Petroleum Technology Co., Ltd. (SZSE:002207) signed an equity transfer agreement to acquire 51% stake in Huanyu Yida (Tianjin) Engineering Technology Co., Ltd. from Liu Ruifang for CNY 0 on June 7, 2021. Post completion, Liu Ruifang will hold 33 stake in Huanyu Yida (Tianjin) Engineering Technology Co., Ltd. As on April 30, 2021, Huanyu Yida (Tianjin) Engineering Technology Co., Ltd. reported total assets of CNY 1.7 million, net assets of CNY 0.07 million, operating income of CNY 0, operating profit of CNY -0.2 million and net profit of CNY -0.2 million.