Dear sir/madam:
We pany] is a leading producer of high-quality . As you y, and their ne other manufacturers.
We look fore to pany for visiting and business negotiation. The business trip 30th Oct. 20xx . And because the long business co-operation in future betpany. and us, they e to China for many times. Please note, ho China, their stay in China as [time] to [time]. There you.
Sincerely yours,