Which is better, Shenyang Zhongse Pump Industry or Shen Fei?

1, Shenyang Zhongse Pump Group Co., Ltd. is a large-scale pump company controlled by China Nonferrous Mining Group, a national high-tech enterprise and the chairman of Liaoning Pump Association. It has a state-level enterprise technology center and passed the ISO900 1 quality management system, ISO 1400 1 environmental management system and ISO4500 1 occupational health and safety management. The leading products of Shenyang Zhongse Pump Industry Group Co., Ltd. are large vertical oblique flow pump, large vertical multistage pump, large axial flow pump, nuclear power pump, magnetic pump, submersible pump, hydraulic turbine, gas-liquid mixed transportation technology and devices, etc. Widely used in petrochemical, energy and electric power, mining metallurgy, water conservancy and water affairs industries.

2. Shenyang Aircraft Industry Group is a state-owned enterprise directly under the central government and affiliated to aviation industry corporation of china. It is a large-scale modern aircraft manufacturing enterprise with aviation product manufacturing as its core business and integrating scientific research, production, test and flight test. It is an important fighter research and production base in China. In the past 50 years, Shen Fei Group Company has developed thousands of fighter planes of various types, creating one after another firsts in the aviation history of China, making great contributions to the development of aviation weapons and equipment in China, and is known as the "cradle of fighter planes in China".