据新华社报道，美国总统特朗普表示，美国已与越南达成贸易协议，他在帖文中称，越南所有对美出口商品将面临至少20%关 税，并对美国"完全开放市场"。 这一税率远低于特朗普在4月初宣布的对越南46%的关税税率，不过，特朗普的声明中还提到，若商品来自第三国、经由越南中转 再出口至美国，将被征收40%的关税。 越南一直是中国钢铁产品的主要出口目的地。2024年，越南就是中国钢铁的第一大出口国。 "美国与越南达成贸易协议，转口贸易会受到更大的影响，"兰格钢铁研究中心副主任葛昕告诉第一财经记者，目前越南的多个产 业原材料主要依靠从中国进口，预计之后要进行产业升级，减少对初级产品的进口依赖。 过去几年，国内钢铁需求持续低迷，钢铁生产和钢贸流通企业经营举步维艰，相比之下，钢铁出口的形势相对较好，强劲的钢铁 出口在一定程度上抵消了国内市场的不利因素，不少钢厂的钢材出口量也在逐年增加。 根据中国钢铁工业协会的统计，2024年1-12月，我国累计出口钢材11071.6万吨，达历史第二高位，同比增长22.7%，相比2020年 更是增加106%。不过钢材出口量增价跌的趋势明显，出口区域也在逐渐调整，对欧美等区域出口下降，对亚非拉等区域出 ...

Group 1 - The core viewpoint of the article is that Hengstar Technology is accelerating its internationalization strategy by investing in Vietnam to establish a company for a high-performance prestressed steel strand project with an estimated total investment of up to 10 million USD [1] - The investment aims to better explore international markets, respond to overseas customer demands, and enhance the company's competitiveness and market share [1] - Hengstar Technology has shown significant growth in its international market revenue, increasing from 152 million CNY in 2021 to 388 million CNY in 2024, with the revenue share rising from 4.46% to 7.64% [1] Group 2 - The company has emphasized innovation and increased its R&D investment, with expenses rising from 148 million CNY in 2022 to 171 million CNY in 2024, reflecting a total of 472 million CNY over three years [2] - Continuous product development has improved the company's product competitiveness and cost control, leading to a decrease in sales expenses over four consecutive quarters [2] - In the first quarter of 2025, the company's total operating costs were 1.128 billion CNY, a decrease of 0.87% year-on-year, contributing to a net profit of 5.67 million CNY, reversing a loss from the previous year [2]