长盛轴承：公司目前所有产能均位于国内

Group 1 - The core viewpoint of the article is that Changsheng Bearing (300718) currently operates all its production capacity domestically and supplies products to the global market through exports [1] - The company benefits from certain products being lightweight and compact, which helps keep transportation costs manageable [1] - The current operational model effectively meets the demands of overseas customers [1]