dear ------，
we are very honored to receive your invitation to call on your company on wednesday afternoon， september 1st， 20--. please accept our sincere thanks.
during the visit， we had a preliminary and necessary communication on the basic items and related information of mutual cooperation . we now have a better understanding of your needs and will soon submit another proposal for your approval. we expect to have it ready by _________ again， thank you for the pleasant visit.
yours sincerely，
-----------(名字)
-----------(頭銜)
尊敬-----------，
我們非常榮幸獲得您的邀請，於20--年--月--日星期--下午拜訪了貴公司，在此請您接受我們由衷的謝意。
這次訪問，我們就彼此合作的基本事項和信息進行初步的必要的溝通。我們現已進一步了解了您的需求，並將很快向您呈上一份新的提議，供您批閱，預計該提議將於______前完成。
再次感謝您為我們安排的這次愉快的訪問。
此致，
-----------(名字)
-----------(頭銜)