From giant dams to sprawling railways, Beijing has pledged to step up investments along the so-called roof of the world, led by state-owned enterprises, as China marks the 60th anniversary of the Tibet autonomous region’s establishment.The State-owned Assets Supervision and Administration Commission (Sasac), China’s top state asset regulator, is calling for more targeted measures to boost industries, with more capital flowing into grass-roots projects and a greater promotion of cultural and...