Wuhan Raycus Fiber Laser Technologies Co.,Ltd. (SZSE:300747) agreed to acquire remaining 15% stake in Wuhan Ruixin Special Optical Fiber Co., Ltd. from Hubei Province High-tech Industry Investment Group Co., Ltd. and Zhou Yiming for CNY 62.4 million on December 9, 2021. For the year ended December ended 31, 2020 Wuhan Ruixin Special Optical Fiber Co., Ltd. recorded the total assets of CNY 312 million, operating profit of CNY 82.87 million, net assets of CNY 262 million and net profit of CNY 71 million.