7月28日电，三星电子涨幅扩大至5.8%。

Core Insights - Samsung Electronics' stock price increased by 5.8% following news of a significant partnership with Tesla [1] - The agreement between Samsung and Tesla is valued at $16.5 billion, which is expected to boost Samsung's annual sales in chip foundry services by 10% [1] Company Summary - Samsung Electronics is set to enter a $16.5 billion chip foundry agreement with Tesla [1] - This partnership is projected to enhance Samsung's annual chip foundry sales by 10% [1]