AStA Presentation

In the world there are about 180 manufacturers: - 15 in Europe; - 6 in Medium East; - 4 in Far East (excluding China); - 1 in Russia; - 4 in North America; - 15 in India (2 of industrial level, the others at artisan level); - 135 in China (5-6 of industrial level, the others at artisan level). 3