Which subsidiaries of CSIC recruit majors?

Dalian Shipbuilding Industry Group Outfitting Co., Ltd., Dalian driscoll Bohai Machinery Equipment Co., Ltd., etc. Major in equipment engineering and welding. CSIC has Dalian Shipbuilding Industry Group outfitting Co., Ltd., and its business scope is manufacturing ship equipment and petroleum equipment. So the major to be recruited is equipment engineering, which can manufacture equipment. CSIC has Dalian Driscoll Bohai Machinery Equipment Co., Ltd., and its business scope is shipbuilding and manufacturing special equipment, all of which require welding technology. So the recruitment major is welding. The recruitment requirements of Dalian Shipbuilding Industry Group outfitting Co., Ltd. are to support the people of China and the Constitution of China, and to abide by national laws and regulations. Undergraduate students must be 30 years old and below, and master students must be 35 years old and below.