Supporting national economic development chiefly means gold mine prospecting,preventing and fighting forest fire,participation in key state energy and transportation projects,and emergency rescue and disaster relief in cases of serious calamities.

• 支援国家经济建设，主要有黄金地质勘察、森林防火灭火，参加国家能源、交通重点项目建设，遇有严重灾害时，参加抢险救灾。