这位是我们的总经理XXX,
This is our president, XXX,
下一位是副总经理XXX,主要负责销售工作，
the next is our vice president, XXX. He (She) is in charge of Sales and Marketing.
下一位是副总经理XXX,主要负责质量工作，
the next is our vice president, XXX. He (She) is mainly responsible for quality assurance.
