халуун цайрдсан цайр бүрсэн ган ороомог худалдаа хийх …
The 2020 French Fastener Expo launches new aerospace fields. By 2024, due to the vigorous development of the aviation industry, the global demand for aviation-grade fasteners will grow at a compound annual growth rate of 7.6%-the French Fastener Expo will be in the entire area of the Porte de Versailles (Hall 3.2) at the Paris World Expo Development will...